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USEFUL PROJECTS.

List of Patents for new Inventions granted during the Year 1800.

WILLI

ILLIAM Turner, and John Turner, of Lane-End, in the parish of Stoke-upon-Trent, in the county of Stafford, potters; for a method of manufacturing porcelain and earthen ware, by the introduction of a material not heretofore ufed in manufacturing thofe articles. Dated January 9.

Ifaac Sandford, of Hartford, in the ftate of Connecticut, in North America, gentleman, at prefent refiding in the parish of St. Paul, Covent-garden, in the county of Middlefex; for a method of manufacturing and making bricks, tiles, and pottery-ware in general, and of difcharging the moulds ufed therein. Dated January 13.

Thomas Parkinfon, of Marketfquare, in the parish of St. George, Bloomsbury, gentleman; for an hydrostatic engine or machine, for the purpose of drawing beer, or any other liquors, out of a cellar or vault; or for raifing water out of mines, fhips, and wells; or for any other purpose where fluids are required to be raised. Dated February 1.

Edward Coleman, of ; for an artificial frog, which, being applied to the natural frogs of horfes' feet, will effectually prevent

contracted hoofs, thrushes, and cankers. Dated February 1.

Edward Shorter, of Newington, in the county of Surrey, mechanic; for a machine or engine for working and caufing the progreffive motion of fhips and veffels of every defeription, without the affiftance of fails or oars. Dated February 4.

Samuel Miller, in the parish of St. Mary-la-bonne, in the county of Middlefex, engraver; for a machine and procefs for more eafily dividing hard fubftances, as well as for raifing all kinds of heavy weights, and driving all forts of ma chinery. Dated February 4.

Richard Lumbert, of the parish of Wickriflington, in the county of Gloucefter, gentleman; for improvements on the plough or machine for draining of lands. Dated February 4.

Jofeph Barnett, of Birmingham, in the county of Warwick, merchant; for a method of making buttons for wearing apparel. Dated February 4.

William Lefter, of Cotton End, in the parish of Hardingtone, near Northampton, farmer and patent harrow - manufacturer; for an engine or machine for the purpose of cutting hay and ftraw into chaff, and other ufeful purpofes, for the ufe of cattle. Dated February 4.

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Jabez Carter Hornblower, of John's Row, City-Road, in the parish of St. Luke, in the county of Middlefex, engineer; for a method of glazing calicos, cottons, muflins, linens, &c. Dated February 4.

Phineas Crowther, of the town of Newcastle-upon-Tyne, engineer; for a method of applying the power of a reciprocating ftcam-engine to the crank or rotative axis, for drawing of coals, lead, tin, &c. out of mines, &c. Dated February 28.1

Richard Maullin, of Cofely, in the county of Stafford, fcrew-ma:cr; for a machine or contrivance to mould or withdraw patterns for the cafting of wood, bed, and all other fcrews which are got up in caftiron, brafs, or other metallic compofitions. Dated February 28.

Robert Stuart, at Blantyre cottonmills, near Glafgow, cotton-fpinner; for a method of ftarching and preparing colton-yarn in that ftate called the cop, by which means it is at once fitted for being made into warp, on the chain of the web, without undergoing certain operations at prefent in ufe; and alfo that the cotton-yarn, fo prepared by him in the cop, is in like manner at once fitted for the purpose of weft or woof, by which means certain expenfive operations are alfo faved. Dated March 19.

Edward Steers, of the Inner Temple, London, efquire; for a machine to be applied to boats or veffels, for the purpose of moving them along with eafe and celerity. Dated March 19.

James Wood, of Hart-ftreet, in the parish of St. Paul, Covent-garden, in the county of Middlefex, mufical wind-inftrument maker; for an improvement upon the mu

fical inftrument commonly called the clarinet; which invention is allo, as to part thereof, applicable to an improvement upon most of such other mufical wind-inftruments, as are played upon with keys, Dated March 19.

William Jolifon, of Widmorehoufe, in the parish of Bromley, in the county of Kent, elquire; for a machine with new means of ob taining power in mechanical operations, of the nature of a felf moring power or perpetual motion. Dated March 19.

David Hardie, of St. James's Street, in the parish of St. James's, in the county of Middlefex; for an apparatus for weighing, in a manner lefs liable to error, and with greater expedition, than by any of the modes of weighing hitherto ufed. Dated March 19.

John Glover, of Great Lever, in the county of Somerfet, manufacturer; for a method of bleaching linen cloth, and other cloths. Dated March 24.

John Horatio Savigny, of Kingftreet, in the parish of St. Paul, Covent-garden, furgeon's-inftrumentmaker; for an inftrument called a tourniquet, for more effectually hindering and ftopping the effution of blood in gun-fhot and other bad wounds, &c. Dated March 31.

Charles Random Berenger, of Old Bond-ftreet, print-feller; for a method of printing and colouring tranfparencies on filk, cotton, linen, and other wove manufactures, for carriage and window blinds, fcreens, &c. Dated March 31.

Benjamin Blackmore, of Wandf worth, in the county of Surrey, bolting-cloth manufacturer; for an elaftic fpring, for the improvement and more complete manufacturing

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I forming of bolting-cloths with feams. Dated March 31. John Antes, of Fulnick, near eds, in the county of York, genman; for a machine to turn over leaves of any mufic-book, by ans of a pedal, or a motion with 2 knee. Dated April 10. William Pocock, of the parish of eyton, in the county of Effex, carnter; for a machine for raifing, wering, and moving heavy bodies. ated April 23.

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William Collins, of Greenwich, the county of Kent, efq.; for e application of fundry articles d materials, to be ufed chiefly for e prefervation of fhipping and arine purposes. Dated April 23. James Richards, of Sheldon, in he county of Warwick, gentleman; or a machine, or machines, for feting, or depofiting in the ground, rain and feeds. Dated April 26. Matthias Koops, of Queen-ftreet, Ranelagh, in the county of Middleex, gentleman; for a mode of extracting printing and writing ink from printed and written paper, and Converting the paper from which the ink is extracted into pulp.Dated April 28.

John Marshal, of Gerrard-street, in the parish of St. Anne, Soho, in the county of Middlefex, cabinetmaker; for a new-invented dining and other tables, on an improved conftruction. Dated April 29.

Robert Darby, bright-faith, and Morgan Nichols, furgeon, of the city of Bath; for a method of making portable ovens, in various fizes, forms, and shapes. Dated May 1. William Raybould, of Great Satton-street, Clerkenwell, in the county of Middlefex, brafs founder; for candlesticks upon entire new principles, which will receive, and hold 2

firm, candles of various fizes. Dated May 1.

Richard Gillow, of Oxford-ftreet, in the county of Middlefex, cabinet-maker; for improvements in the method of conftructing dining and other tables. Dated May 1.

George Frofchle, of Great Pulte. ney-freet, in the county of Middlefex, mufical-inftrument-maker; for improvements in the pedal-harp. Dated May 3.

William Moorcroft, of Oxfordroad, in the county of Middlefex, veterinary-furgeon; for a farther new and improved method of ma king and manufacturing horfe-fhoes. Dated May S.

Edward Simpfon, of Lilly-potlane, in the city of London, ftrawhat manufacturer, and Caleb Ibif ter, of Banners-fquare, Old-freet, in the county of Middlefex, cabinet-maker; for an improved manu. facture of ftraw-plait, made of fplit ftraw, prefenting only the outfide furface of the straw to the eye; and alfo of other plait of 1plit ftraw, laid, put, or ftuck upon filk, paper, or wood. Dated May s.

John Whitton, of Kingston-uponHull, merchant; for a lead faccha rum, for the ufe of calico-printers, and feveral other ufeful purposes. Dated May 10.

Robert Fryer and Samuel Fryer, of Raftrick, in the county of York, woollen-manufacturers; for a mode of manufacturing the down or wool of feals, by mixing it with fheep or lambs-wool, preparing it to be carded, roved, or fpun, into yarn; which yarn will be capable of being woven into filk, linen, woollen, or cotton, into a cloth fit for garments. Dated May 13.

William Milner, of Leeds, in the county of York, white fmith; for a method

a method of making women's pat- houfe, Bromley, Kent, efq.; for a tens. Dated May 15. machine with new means of obtain Peter Davy, of the parish of Chrifting power in mechanical opera Church, in the county of Surrey, coal-merchant; for improved fuel. Dated May 20.

Robert Meares, of Froome, in the county of Somerfet, dyer; for a machine for cutting ftanding corn, grafs, and the like. Dated May 20. Chefter Gould, of the town of Rome, in the county of Oneida, in the ftate of New York, merchant; for an inftrument or log for alcertaining a fhip's diftance àt fea. Dated May 20.

Jofeph Gafton John Baptifte de Thiville, of Boulton-feet, Piccadilly, in the county of Middlelex, gentleman; for a lamp or light, for lighting chambers, rooms, hails, &c. Dated May 26.

Dudley Adams, of Fleet-fireet, London, optician; for a method of rendering telescopes more portable than hitherto, upon a new principle. Dated May 30.

William Turner, of Penshurst, Kent, paper-manufacturer; for a machine to be applied to, and adopted in, the conftruction of wheelcarriages; for improving the principle, and increafing the power, of the draught, fo as to reduce the quantity of active force neceflary to be employed therein. Dated May 50. Jofeph Weekes, of PlymptonMaurice, Devon, tanner; for an apparatus, or fet of machinery, for a tannery. Dated June 10.

Samuel Wyatt, of Chelfea-college, Middlelex, architect; for a method of making and conftructing bridges, warehouses, and other buildings, without the ufe of wood, as a neceflary conftituent part thereof. Dated June 10.

William Johnfon, of Widmore

tions of the nature of a felf-moving power, or perpetual motion. Dated June 10.

Ebenezer Palmer, Cheapfide, London; for a metallic hinge or chain, whereby the art of binding books is greatly aided and improved, particularly merchants accomptbooks. Dated June 13.

Henry Tickell, Manfel-ftreet, Whitechapel, brewer; for a me thod of more effectually diffolving and extracting the virtues, and preferving the effential oil of hops, malt, and other vegetable fubftances ufed in brewing, diftilling, &c. Dated June 13.

John Cooch, of Harleston, Northanhten, farmer; for a machine for the purpofe of winnowing or drefing of corn or grain for the ufe of bread, cattle, or feed. Dated June 17.

William Weller, Cavendifh-ftreet, Cavendish-fquare, Middlefex, gentleman; for a method of manufacturing, forming, making, and engraving, copper-plates, for printing policies to fecure perfons from lois of property of certain defcriptions. Dated June 17.

George Smart, of Camden Town, Middlefex, timber-merchant; for a method of combining mafts, yards, bowfprits, &c. hollow, fo as to give them lightnefs and ftrength; and which may be applied to other ufeful purpoles. Dated June 17.

Robert Fryer, of Raftrick, near Halifax, Yorkshire, woollen-manufacturer, and James Bennett, of Manchester, Lancaster, wool-stapler; for a method of manufacturing, cutting, dreffing, dying, and finishing of cloth. Dated June 20.

Thomas

Thomas Paton, of Chrift-Church, Surrey, engine-maker and smith; for improvements in the construction of mills for grinding fugar-canes. Dated June 24.

George Harris, of Bunhill-row, Middlefex, working-goldfmith; for new-invented boxes, on an entire new principle, for fnuffs, effences, &c. Dated July 1.

John Elwick, of Wakefield, Yorkfhire, upholder; for a new method of framing together chairs and fofas of every kind, and which invention is intended to be applied to every defcription of houfehold furniture. Dated July 1.

Jofeph Huddart, of Iflington, Middlelex, efq.; for improvements in the tawning and manufacturing of cordage. Dated July 1.

George Holland, of Holborn, Middlefex, hofier; for improvements in woollen-yarn, worsted, filk, and various other kinds of fpun materials, for the purpose of manufacture. Dated July 2.

John Lockett, of Donnington, Berks, linen-manufacturer; for a new box and axle-tree for carriages of every defcription; and for lathes and grind-ftones, upon a new and improved principle. Dated July 8.

Thomas Smyth, of Exeter, Devon, efq.; for a method of preparing colours in cakes and powder from logwood, and other vegetable fabfances, for dying and painting, Dated July 16.

John Baptift Denize, of Georgeftreet, Portman-fquare, Middlefex, chymill; for a cement for various purposes. Dated July 16.

Emanuel Helle, of St. Mary-labonne, Middlefex, gentleman; for improvements in ftirrups. Dated July 24.

Thomas Penn, of Nottingham, mechanic; for a mode of finking,

locking up the jacks, preffing, drawing back the needle-bar, and keeping up the jack in frames, for the more fimple and expeditious framcwork knitting of filk, thread, cotton, and wofted. Dated July 24.

Anthony Cefari de Poggi, of New Bond-ftreet, Middlefex, artist; for improvements in the conftruction and ufing of ordnance to be employed both in the fea and land fervice. Dated July 24.

Henry Cundell, jun. of the Minories, Middlefex, druggift; for a compofition called Cundell's Myoctonus, for deftroying rats, and other deftructive vermin. Dated July 26.

Peter Litherland, of Liverpool, Lancaster, watch-maker; for, a me-. thod of keeping in tune various mufical inftruments, by means of an apparatus. Dated July 31.

George Medhurft, of BattleBridge, Middlefex, engineer; for a method of driving carriages of all kinds without the ule of horfes. Dated Auguft 2.

Innocenzo Della Lend, of Piccadilly, Middlefex, M. D. and furgeon; for a medicine called " Phlogiftical and fixed Earth of Mars, or Powder of Mars," tor the care of various dileales. Dated August 2.

Matthias Koops, of Queen-fireet, Ranelagh, Middlefex, gentleman; for a method of manufacturing paper from firaw, hay, thiftles, wafte and refufe of hemp and flax, and different kinds of wood and bark, fit for printing, and other ufeful purpofes. Dated Auguft 2.

Ifaac Hadley Reddell, of Birmingham, Warwickshire; for a method of conftructing carriages for the conveyance of merchandise either by land or water; which carriages may be removed, either loaded or unloaded, from the land to the water, or from the water to ti

land,

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