1813.] 



New Patents* 



157 



ratus needful or expedient to be used with the same. Dated 

 December 10, 1812. 



John Spencer, of Port Ballantras, in Ireland, salt manu- 

 facturer ; for an addition to, or improvement in, the setting up 

 of salt-pans. Dated December l i, 1812. 



Joseph Hamilton, of the city of Dublin, Gentleman ; for 

 certain new methods of applying well-known principles in the 

 construction and formation of eartlien wares. Dated December 

 16, 1812. 



Thomas Rogers, of the city of Dublin, Esq. ; for a method 

 of applying manual powers to the crane, pile-driver, and other 

 machinery. Dated December 19, 1812. 



John Hanbury, the elder, of Bartlett's-buildings, Holborn, 

 in the city of London, warehouseman ; for a method of weaving 

 carpets, commonly called Scotch or Kidderminster, by which a 

 new and firmer texture, and larger patterns, can be produced. 

 Dated December 19, 1812. 



George Heffer, of Carlisle-place, Lambeth, in the county 

 of Surrey, coach-maker ; for an improvement in the construction 

 of four-wheeled carriages. Dated December 19, 1812. 



John Fisher, of Oundle, in the county of Northampton, 

 iron-monger : for an article for preventing chimneys smoking, 

 which he has named a Smoke-Conductor, and which may be 

 manufactured either in cast iron, wrought iron, copper, brass, 

 and tin, or any other metallic substance. Dated December 19, 

 1812. 



John Morgan, of York-street, in the city of Dublin, Doctor 

 of Medicine ; for a new power applicable to the propelling of 

 vessels and boats of every description through the water, and also 

 to the ])umping of them. Dated December 19, 1812. 



John Lewis, of Llanelly, in the county of Carmarthen, 

 assayer of metals; for certain improvements in the art of smelt- 

 ing copper ore. Dated December 19, 1812. 



Jacob Samuel Eschanzier, of Gibraltar, Esq.; and 

 Henry Constantine Jennings, of Marchmont-street, Rus- 

 sel-square, in the county of Middlesex, Gentleman ; for a new 

 mode of manufacturing, using, and applying, certain articles, 

 by means of which mariners and other persons may be saved 

 from drowning. Dated December 19, 1812. 



John Barber, of St. Mai y- street, Portsmouth, in the 

 county of Southampton, sword-cutler and surgical instrument 

 maker ; for a new instrument of great practical utility to sur- 

 geons, namely, an instrument whereby they may with the utmost 

 facility, stay and prevent the hemorrhage of the subclavian 

 artery safely in cases when necessary to amputate the arm from 

 the shoulder joint. Dated December 21^ 1812. 



