List of Patents. 421 



cesses, by the use of which the qualities of a certain gelatinous substance, or 

 certain gelatinous substances, called isinglass, may be improved." — 18th July 

 1837. 



7- To Thomas Lutwtche, of Liverpool, in the county of Lancaster, ma- 

 nufacturing chemist, for an invention of " certain improvements in the con. 

 struction of apparatus used in the decomposition of common salt, and in the 

 mode or method of working or using the same.'' — 20th July 1837. 



8. To William Bell, of Edinburgh, in the kingdom of Scotland, Esq., 

 for an invention of" improvements in heating and evaporating fluids." — 21st 

 July 1837. 



9. To James Dredge, of the parish of Walcot, in the city of Bath, and 

 county of Somerset, brewer, for an invention of " certain improvements in 

 the construction of suspension-chains for bridges, viaducts, aqueducts, and 

 other purposes, and in the construction of such bridges, viaducts, or aque- 

 ducts."— 22d July 1837. 



10. To Godfrey Woone, of Berkeley Street, Picadilly in the county of 

 Middlesex, gentleman, for an invention of " an improved method of forming 

 plates with raised surfaces thereon, for printing impressions on different sub- 

 stances."— 24th July 1837. 



11. To Robert Griffiths, of Smethwick, near Birmingham, in the 

 county of Warwick, machine-maker, for an invention of " improvements in 

 the manufacture of burrs or nuts for screws, and nails or spikes and bolts."— 

 Sth August 1837. 



12. To William Henry Goschen, of Crosby Square, Bishopsgate 

 Street, in the city of London, merchant, for an invention, communicated by a 

 foreigner residing abroad, of" improvements in preparing flax and hemp for 

 spinning." — 9lh August 1837. 



13. To John Paul Neumann, of Great Tower Street, in the city of Lon- 

 don, prussiate of potash -maker, for an invention, partly his own, and partly 

 communicated by a foreigner residing abroad, of " improvements in the manu« 

 facture of prussiate of potash, and prussiate of soda." — 9th August 1837. 



14. To Andrew Smith, of Balper, in the county of Derby, mill-wright 

 and engineer, for an invention of " a certain improvement or improvements 

 in printing-machines." — 17th August 1837. 



15. To Lemuel Wellman Wright, of Sloan Terrace, in the parish of 

 St Luke, Chelsea, and county of Middlesex, engineer, for an invention of 

 "certain improvements in machinery or apparatus for bleaching and cleaning 

 linens, cottons, and other fibrous substances." — 28th August 1837- 



16. To Archibald Francis Richard Rosser, of New Boswell Court, 

 in the county of Middlesex, Esq. for an invention, communicated by a fo- 

 reigner residing abroad, of " improvements in preparing manure, and in the 

 cultivation of land.''— 1st September 1837- 



17. To John George Hartley, of No. 11. Beaumont Row, Mile End 

 Road, in the county of Middlesex, Esq. for an invention for " an ini])roved 

 application of levers for the purpose of multiplying povver." — 1st September 

 1837. 



18. To .Jajies Hunter, of Leys Mill, Arbroath, in the county of Forfar, 



