234 List of Patents for new Inventions, 
To John Duffy, jun. of Ballsbridge, near Dublin, callico- 
printer, for his method of producing patterns on cloths, made 
of callico or linen, or both, by preserving or defending mordants 
or colours previously applied to them from injury, when it is re- 
quired to pass such mordants or colours through solutions of 
acids, of acid salts, of metallic salts, or of combinations of the 
oxymuriatic acid.—8 February.—6 months. 
To Timothy Harris, of Foley Place, Portland Chapel, in the 
county of Middlesex, Esq. for a machine or machines for plough- 
ing, laying on colours, called grounds, printing flocking, and 
ressing, so as to produce an even smooth face upon paper, 
silk, linen, woollen, cotton, and various other articles.—Sth Fe- 
bruary.—2 months. 
To John Vallance, junior, of Brighthelmstone, brewer, for his 
apparatus for the certainly cooling brewers’, vinegar-makers’, and 
distillers’ worts, wash, &c.—8th February —6 months. 
To John Kershaw, of Glossop Dale, in the county of Derby, 
cotton spinner, and John Wood, of the same place, gentleman, 
for their mode of preparing flax for the purpose of being spun 
on the like machinery as cotton.— 10th February.—2 months. 
To Joseph Bramah, of Pimlico, engineer, for his method of 
applying certain species of earth, which will prove useful and be 
found productive of great public benefit, inasmuch as it will, 
when so applied, prevent, destroy, and finally extirpate what is 
called the dry or fungus rot; and wili serve as a substitute for 
lead, in making of oil paints.—10 February.—2 months. 
To William Francis Hamilton, of Asylum Buildings, West- 
minster Road, engineer, for certain improvements in optical in- 
struments and apparatus. —12 February.—2 months. 
To Richard Price, of Bristol, ironmonger, for his improved 
cooking apparatus.—12 February.—6 months. 
To John Buddle, of Walls End, in the county of Northumber- 
land, gentleman, for his fire-pan or fire-lamp, in which small or 
inferior coals may be consumed in the place of large or round 
coals ; and hath also invented a fire-grate to be fixed at the bot- 
tom of the chimney in the ordinary mode, in which fire-grate 
or fire-stove small or inferior coals may be consumed on all.oc- 
casions, and for all the same purposes as larger or round coals. 
21 February.—2 months. 
To James Thomson, of Colebrook Terrace, Islington, for cer- 
tain improvements in the construction of fire-arms, and the locks 
to fire-arms.—9th March.—4 months. 
To Daniel Goodall, of Burton Latimer, in the county of 
Northampton, for the manufacturing of English crapes from 
silks, dyed and coloured, both before and after they are thrown or 
spun 
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