402 List of Patents. 



** improvements in withdrawing air and vapours from furnaces of 

 other apparatus, and in condensing and employing such vapours." — 26th 

 December 1845. 



3. To Alfred Vincent Newton, of the Office for Patents, 66 Chan- 

 cery Lane, in the county of Middlesex, mechanical draughtsman, being a 

 communication from abroad, " improvements in printing and dyeing va- 

 rious fabrics." — 6th January 1846. 



4. To James Augustus Dorr, of the city, county, and state of New 

 York, of the United States of America, gentleman, being a communica- 

 tion from abroad, " certain improvements in machinery or apparatus for 

 knitting."— 6th January 1846. 



5. To William Smith Brown the younger, of Broad Street, RatcliiTe 

 Cross, in the county of Middlesex, sail-maker, " improvements in the ma- 

 nufacture of square and quadrilateral sails for ships and other vessels." 

 — 7th January 1846. 



6. To Joseph Douglas, of Cross Cheaping, Coventry, furnishing iron- 

 monger, " improvements in the patterns used for casting, and in casting 

 metals." — 7th January 1846. 



7. To James Garforth, of Duckingfield, in the county of Chester, 

 engineer, " certain improvements in machinery or apparatus for connect- 

 ing metallic plates, for the construction of boilers, and other purposes." 

 — 7th January 1846. 



8. To Alfred Vincent Newton, of the Office for Patents, 66 Chancery 

 Lane, in the county of Middlesex, mechanical draughtsman, being a com- 

 munication from abroad, " improvements in combing wool." — 9th Ja- 

 nuary 1846. 



9. To Conrad Haverham Greenhow, of North Shields, gentleman, 

 " improvements in the construction of railways and railway carriages." 

 —19th January 1846. 



10. To Charles Henry Joseph Forret, of Lille, in France, but now 

 at 17 Great St Helens, Bishopgate, gentleman, being a communication 

 from abroad, " a new and improved Archimedean screw, which he calls 

 Davaine's Screw." — 21st January 1846. 



11. To Charles Dowse, of Camden Town, in the county of Middle- 

 sex, " an improved paper or material." — 22d January 1846. 



12. To Robert Rettie, civil-engineer, residing in Glasgow, in the 

 county of Lanark, " an improved method of signalizing or telegraphing 

 on sea or land, preventing collision, and giving signals of distress, by 

 improved burners and glasses, coloured or otherwise, applicable to rail- 

 ways in all the various departments, as well as preventing of accidents 

 when the train is at full speed ; shewing the state of the tide in har- 

 bours at night or day, also the diurnal for railways, towns, and villages." 

 — 22d Januury 1846. 



13. To John Pattrinari, of No. 1 Skinner's Place, Size Lane, gentle- 

 man, ** certain new and improved modes of obtaining and applying mo- 

 tive power." — 22d January 1846. 



14. To George Howell, of Larkhall Lane, Claphara, in the county 

 of Surrey, gentleman, being a communication from abroad, " an inven- 

 tion for coating with a metal the surface of articles formed of copper, or 

 copper alloys, or iron, wrought or cast." — 22d January 1846. 



15. To John Walker, of Manchester, in the county of Lancaster, silk 

 manufacturer," certain improvements in weaving or manufacturing piled 



