List of Patents, 221 



21. To John Wilkib, of Glasgow, mechanic, *' improvements in 

 machinery or apparatus for working wood into the various forms required 

 for making doors, window-shutters, window-sashes, mouldings, flooring, 

 and other purposes." — 16th May 1844. 



22. To Frederick William Ethereimg*, of Piirnival's Inn, m the 

 county of Middlesex, gentleman, ** improvements in the manufacture of 

 bricks, tiles, and tubes."— 27th May 1844. 



23. To William Basford, of Burslem, in the county of Stafford, 

 brick and tile manufacturer, " certain improvements in the mode of ma- 

 nufacturing bricks, tiles, quarries, and certain other articles made or 

 composed of clay and brick-earth, and of burning and firing the sanie, 

 and certain articles of pottery and earthen wa're."— 27th May 1844. 



24. To William Johnson, of Richmond Hill, in the county of Surrey, 

 Esquire, ^' certain improvements in machinery for boring, cleaving, cut- 

 ting, and dressing stone and slate of such kinds as are or may be used 

 for building and for ornamental purposes, and for paving of public and 

 private ways."— 28th May 1844. 



25. To John Taylor, of Duke Street, Adelphi, in the county of Mid- 

 dlesex, gentleman, being a communication from abroad, " certain new 

 mechanical combinations, by means of which economy of power and of 

 fuel are obtained in the use of the steam-engine." — ^29th May 1844. 



2Q. To William Walker junior, of Brown Street, Manchester, hy- 

 draulic-engineer, " improvements in warming and ventilating apartments 

 and buildings."— 29th May 1844. 



27- To James Fenton, of Manchester, in the county of Lancaster, 

 engineer, being a communication from abroad, " an improved combina- 

 tion or alloy of metals, applicable to various purposes for which brass and 

 copper are usually employed in the construction of machinery.'* — 31st 

 May 1844. 



28. To Joseph Cowan, of Blaydon Burn, near Newcastle-upon-Tyne, 

 merchant, " certain improvements in making retorts for generating gas 

 for illumination." — 5th June 1844. 



29. To Joshua Procter Westhead, of Manchester, in the county 

 of Lancaster, cotton-spinner, *' a new and improved fabric, or new and 

 improved fabrics, and also certain modifications of machinery for making 

 the same, which modifications of machinery are applicable to the manu- 

 fiicture of woven fabrics." — 6th June 1844. 



30. To George WiltonTurnbr, of Gateshead, in the county of Dur- 

 ham, doctor in philosophy, '' the manufacturing of salts of ammonia and 

 compounds of cyanogen from a substance never before applied to that 

 purpose." — 10th June 1844. 



