[ 220 ] 



^August, 



PATENTS FOR MECHANICAL AND CHEMICAL INVENTIONS. 



To William Geofrey Kneller, Hack- 

 ney, Middlesex, Esq., for certain im- 

 provements on stills or apparatus for 

 distilling. — 2!)tli June ; C months. 



To Jacob Terkins, Fleet-street, Lon- 

 don, engineer, for improvements in 

 generating steam. — 2d July ; 6 months. 



To IJaron Charles Wetterstedt, 

 Whitechapel-road, Middlesex, for a com- 

 position or combination of materials for 

 sheathing, painting, or preserving ships' 



bottoms, and for other purposes Cth 



July ; months. 



To Robert Hicks, "Wimpole-street, 

 Middlesex, surgeon, for certain im- 

 provements in culinary apparatus. — Cth 

 July ; 6 months. 



To Adolphe Jacquessou, Leicester- 

 square, Middlesex, Esq-, for certain im- 

 provements in machinery or apparatus 

 applicable to lithographic and other 

 printing.^ — 6th July ; G months. 



To Richard Prosser, Birmingham, 

 AVarwick, civil engineer, for certain 

 improvements in manufacturing nails 

 or tacks for ornamenting boxes and arti- 

 cles of furniture. — 13th July : 2 months. 



To John Milne, Shaw, Oldham, Lan- 

 caster, cotton spinner, for improve- 

 ments on certain instruments or ma- 

 chines commonly called roving frames 

 and slubbing frames, used for pre])aring 

 cotton wool for sj)inning. — loth July ; 

 2 months. 



To Moses Poole, of the Patent Office, 

 Lincoln's-inn, Middlesex, gentleman, 

 for certain improvements in steam en- 

 gines and in propelling boats and other 

 noating bodies, parts of which improve- 

 ments are apj)licable to other jjurposes. 

 ■ — i;ithJuly; 6 months. 



To Augustus Demondion, Old Fish- 

 street-hill, London, tor certain imj)rove- 

 ments on guns, muskets, and other fire- 

 arms, and in cartridges to be used there- 

 with, and method of jiriming the same, 

 and in the machinery for making the 

 said guns, muskets, and f.re-arms, also 

 the cartridges and priming, which im- 

 provements are also ajjplicable to other 

 purposes. — 13th July ; 6 months. 



To James Pycroft, Rolleston, near 

 Burton-on-Trent, Staffordshire, gentle- 

 man, for certain improvements con- 

 nected with grates and other fire-places. 

 — 13th July ; 6 months. 



To Sampson Mordau, Castle-street, 

 East Finsbury. Middlesex, engineer, 

 for cei-tain improvements in writing and 

 drawing ])ens and penholders, and in 

 the method of using them — 13th July ; 

 2 months. 



To AVilliam Batten, Rochester, Kent, 

 gentleman, for an apparatus for check- 

 ing or stopping chain cables, which 

 apparatus may be applied to other pur- 

 poses. — 13th July ; C months. 



To John De Burgh, Marquess of 

 Clanricarde, for certain improvements 

 in fire-arms and in the projectiles to be 

 used therewith. — 15th July ; 6 months. 



List of Patents which having been granted 

 in the month of August , IfJl?, expire in 

 the present month of August, 1831. 



5. Louis FeUx Vallet, London, for 

 his new ornamental surface to metals, or 

 metallic compositions. 



— Cieorge Stratton, London, for his 

 improved Jire-places, and method of ven- 

 tilating buildings. 



— Charles Atwood, London, for his 

 improved manufacture of glass. 



— John Hawks, Gateshead, Durham, 

 for his iieiv iron rails for rail-ways. 



— Ludvid Granhdern, London, for 

 his method of preserving animal and vege- 

 table food for stores. 



— Anthony HiU, Plymouth, for his 

 improvements in the working of iron. 



— John Dickinson, Abbots-Langley, 

 Hertfordshire, for his improved method of 

 manufacturing paper. 



— Dennis MacCarthy, London, fm- 

 his improvements vn ploughs of various 

 descriptions. 



— John Perks, "Westminster, for his 

 apparatus for purifying and storing gas. 



— Thomas Taft, Birmingham, for his 

 improved bridle and reins. 



7. Samuel INIersey, London, for his 

 improved method of making livery and coach 

 lace. 



9. Edmund Richard Ball, Albury, 

 Surrey, for his improved paper. 



12. Edward Biggs, Birmingham, for 

 his improved method of making pans and 

 stails. 



■ — ■ James Bounsall, London, for his 

 machine for tarring, reeling, and twisting 

 yarn and improved cordage. 



— William Geldai-t, and John Sewant, 

 Leeds, for their improvements in man- 

 gles. 



23. Jeptha Avery Wilkinson, London, 

 for machinery for making weavers'' reeds. 



20. George JMedhurst, London, /or an 

 hydraulic balance. 



28. James ]\fason Champness, and 

 Henry Binks, Cheshunt-street, Hert- 

 fordshire, for their improved axletrees for 

 carriages. 



