List of Tatentsfor new Inventions, 471' 



Warwkky coal cksler, for ira proferments in carriages fo 

 facilitate the unloading of heavy coalt and other things.— 

 May 0. 



To Sir Isgac CofRny bart. vice admiral of the blue squa* 

 dronywho, in consequence of a communication to him by 

 a cerla'in person residing abroad, is become possessed of 

 i new invention of a perpetual oven for the making of all 

 kinds of bread, apateni for the same, dated the 15th of May. 



To Jajiies Eel), of Fieklgaie- street, Whitechap 1, sugar- 

 refiner, for his certain iniprovements in the manner of 

 refining sugar, and of forming sugar loaves of a particular 

 jJdscfiption.— May 17* 



To Charles Stewart, of the parish of St. Ma^^tin in the 

 Fields, iu the cotinty of Middlesex, cabinet-maker, for cer- 

 tain improvements in the construction of dining- and other 

 tables.-— May 22. 



To John Onions, of Broselcy, in the county of Salop, 

 iron-master, for his machine for thrashing corn and other 

 grain, on a new construction. — May 22. 



To William Docksey, of the city and county of Bristol, 

 millwright, for improvements in the proce^^s of manu- 

 facturing an article commonly called ivory black, and for 

 pulverizing, grinding, or reducing to a subtle and fine pow- 

 der, all articles cap^ible oT a more easy separation of their 

 parts or constituent principles by lorrcfaction, heating, or 

 calcination in open or close kilns, ovens or furnaces, espe- 

 cially potter's clays, flints, colouring and glazing materials* 

 -^May 22. 



To Joseph Anthony Berrollas, of Cowper*s-row, Clerken- 

 well, in the county of Middlesex, watchmaker, for his 

 warning^ watch on a new construction. — May 26. 



To George Hickford, of Chadacre- Hall-Farm, in the 

 parish of Strumpling, in the county of Suffolk, farmer, 

 for his improvements upon the plough heretofore used for 

 draining land, and the machine for drawing the same 

 through the ground, whereby a horse will be able to per- 

 form a much greater quantity of woyk in thp same time 

 than by the methods now in use. — Jime 8. 



To John Williams, of Cornhill, in the city of London, 

 Stationer, for certain apparatus or additional parts to be ap- 

 plied to and used with wheel carriages in order to render the 

 same more safe and commodious. — June 8. 



To Mary Townley, of Ramsgate, in the county of Kent, 

 for the prevention or cure of smoky chimneys. — June 8. 



To Arthur WoolF, of Lambeth, in the county of Surry, 

 engineer, for certain improyemenU in the construction ani 



working 



