1829.] 
f 323 4 
PATENTS FOR MECHANICAL AND CHEMICAL INVENTIONS. 
New Patents Sealed in February, 1829. 
To James Fraser, Limehouse, Middlesex, 
engineer, for having invented a new and 
improved arrangement of a flue, or flues, to 
communicate with the various parts of culi- 
nary apparatus; such as steam, soup, or 
water-boilers, ovens, hot plates, hot closets, 
and stewing stoves, to render. them more 
compact, and to appropriate part of the said 
apparatus to effect other useful purposes— 
Sealed, 27th January ; 2 months. 
To John Braithwaite, and John Ericsson, 
New-road, Fitzroy-square, Middlesex, en- 
gineers, for a new-invented method of con- 
yerting liquids into vapour or steam—3slst 
January ; 6 months. 
‘* To Lieutenant Robert Parker, R. N. 
Hackney, Middlesex, for an-improved drag 
or apparatus applicable to stage coaches and 
other wheel carriages, whereby the motion 
may be retarded and stopped when required 
—3lst January » 2 months. 
To Joseph Rayner, King’s-square, St. 
Luke, Old-street, Middlesex, civil engineer, 
for his improvements in machinery for con- 
ducting heat, and applying the same in the 
operations of washing, scouring, cleansing, 
fulling, dressing, dyeing, and finishing wool- 
len cloths, and in callendering, straining, 
glossing, polishing, and finishing silks, cot- 
tons, linens, &c.—5th February; 6 months. 
To Julias Pumphrey, Jally Hill, Wor- 
cester, glover, for his improvements in steam 
engines and machinery to propel steam 
boats and vessels, some of which improve- 
ments are applicable to other purposes— 
3d February; 2 months. 
To Alexander Daninos, Leman-street, 
Goodman’s-fields, Middlesex, for an inven- 
tion for the manufacture of improved hats 
and bonnets, in imitation of Leghorn straw 
hats and bonnets—5th February ; 6 months. 
To John Burgis, Maiden-lane, St. Paul’s, 
Covent-garden, Middlesex, ornamental paper 
manufacturer, for a new method of gilding 
or silvering woven fabricks in burnished 
and dead or matted gold or silver, and 
which fabrick may be used as gold or silver 
and laced borderings, &c.—5th February ; 
two months. 
To Richard Green, Blackwall, Middle- 
sex, ship-builder, for improvements in the 
construction of made masts—5th February ; 
4 months. 
To William Henry Kitchen, High-street, 
St. Giles’s, Bloomsbury, Middlesex, iron- 
monger; and Andrew Smith, York-terrace, 
St. Margaret’s, Westminster, merchant, for 
improvements in the construction of win- 
dow frames, sashes, or casements, shutters, 
and doors, designed to afford security against 
burglars, as well as to exclude: the weather 
—7th February ; six months. 
To Edward Heard, Devonshire-street, 
Vauxhall-road, Lambeth, Surrey, chemist,. 
for an improvement in. illumination or arti- 
ficial light—12th February ; 6 months. 
To Samuel Walker, Beeston, Leeds, 
cloth manifacturer, for an improved appa- 
ratus, whicly he denominates ‘ an Opera- 
meter, applicable to machinery for dressing 
woollen or other clothes—20th February ; 
6 months. 
List of Patents, which, having been granted 
in March 1815, expire in the present 
month of March 1829. 
7. Dudley Adams, London, for improve- 
ments in the construction of paper vellum 
tubes and other parts of telescopes. 
— William Drakin, London, for his 
portable kitchen. 
— William Mitchell, Glasgow, and John 
Lawton, London, for their improved lock 
and key. 
9. William Wood, Shadwell, for a 
method and material, called adhesive felt, 
for rendering ships water-tight and sea- 
worthy. 
14. Elizabeth Breveridge, London, for an 
improved bedstead. 
— John Mills, London, for improved 
elastic stays for women, pregnant ones in 
particular, and children. 
— Robert Dickinson, London, for im- 
proved tools, implements, and other ar- 
ticles. 
— William Bell, Edinburgh, for im- 
provements in the apparatus for copying 
MSS. and other writings. 
— Jonathan Ridgeway, Manchester, for 
metallic types, and a mode of fixing them 
on cylinders for printing cotton or linen 
cloth. 
— Thomas Potts, Rickmansworth, for a 
mode of applying principles.already known 
Sor producing pure-fresh warm air. 
18. Henry Houldsworth, Glasgow, for a 
mode of discharging air or condensed steam, 
or both, from pipes used for the conveyance 
of steam for the purposes of heating bliud- 
ings or other places. 
21. Charles. Gent, and Square Clarke, 
Congleton, for a swift, and other appa- 
ratus belonging to it, for winding silk. 
29, Richard Smith, Stafford, for an im- 
proved method of smelting and refining all 
metallic substances. 
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