1B2G.] [ 309 ] 



PATENTS FOR MECHANICAL AND CHEMICAL INVENTIONS. 



Patents granted. 



To Robert lUgg, of Bowstcad Hill, 

 Cumberland, for a conden.-iiig apparatus 

 fur making vinegar— Sealed 4tli February 

 — 6 months. 



To Josias Christopher Gamble, of Lif- 

 foybank, chemist, for an apparatus for the 

 concentration and crystalUzation of alumi- 

 nous and other saline and erystallizable 

 solutions, part of wliicii ai)paratus may be 

 applied to the general purposes of evapora- 

 tion, distillation, insj)issation, desiccation, 

 and especially to the generation of steam — 

 7tli February — I months. 



To William Mayhew, of Southwark, and 

 William White, of Chcapside, for an im- 

 provement hi tiie manul'actui'e of hats — 

 7tli February — 6 months. 



To Hugh Evans, liarbour-mastcr of the 

 port of Holyhead, for certain metliods of 

 rendering ships and otlier vessels, wliether 

 sailing or propelled by steam, more safe 

 in cases of danger Ijy leakage, bilging, or 

 letting in water than at jirescnt constructed 

 — 7th February— 2 months. 



To William Chapman, of Newcastle- 

 upon-Tyne, civil engineer, for a machinery 

 for loading or unloading of ships, vessels, or 

 crafts — 7th February — 2 niontlis. 



To Benjamin Cook, of Birmingham, 

 brass-founder, for improvements in making 

 files of various descrii)tions — 7th February 

 — 6 montlis. 



To William AVarrcn, of Crown-street, 

 Finsbur)--s(]uare, for improvements in the 

 process of extracting from the Peruvian 

 bark medicinal substances or properties, 

 known by the name of quinine and cu>- 

 chonine, and preparing the various salts to 

 which these substances may serve as a 

 basis — 11th February — 6 months. 



To John Lane Higgins, of Oxford-street, 

 Esq. for improvements in tlie construction 

 of the masts, yards, sails, rigging of ships 

 and smaller vessels, and in the tackle used 

 for working or navigating the same — 1 1th 

 February — 6 montiis. 



To Benjamin Newmarcli, of Chelten- 

 ' ham, and Charles Bonner, of Gloucester, 

 brazier, for their mechanical invention to be 

 applied for the purpose of suspending and 

 securing windows, gates, doors, shutters, 

 blinds, and other apparatus — 18th February 

 — 6 months. 



To Thomas Walter, of Luton, Bedford, 

 for iin[)roveraents in the manufacture of 

 straw jilat, for the purpose of making bon- 

 nets, hats, and otlier articles — 18th Fe- 

 bruary — 6 months. 



To Charles Wliklaw, Paddington, medi- 

 cinal botanist, for improvements in admi- 

 nistering medicines by the agency of steam 

 or vapour — 18th Februar}- — 6 months. 



To Arnold Buffum, of United States of 

 America, but now of Bridge-street (a 

 Quaker), hat-manufacturer, for improve- 

 ments in the process of making or manu- 

 facturing and dyeing hats — 18th Febniary 

 — G months. 



A Lint of Patents, u'liich, tiaving been 

 granted in February 1812, u-ill crpire in 

 tlw present Month af February, viz. 



4. Joseph C. Dyer, of Gray's- Inn, 

 London, for machinery for cutting ami head- 

 ing of nails from sliips or plates of any 

 melal capable ofbeinu rolled into phtes. 



5. Samuel Bentilam, of Ilampstead, for 

 a new mode of excluding the water of the sea, 

 of rivers, or (f lihcs, temporarily during the 

 execution of umler water-works of masonry 

 or other materials, or permanenlly for the 

 security of foundations. 



5. Charles Augustus Schamalkalder, of 

 London, for certain improvements in nuithe- 

 matical instruments. 



5, Falton Mathew, of London, for cer- 

 tain improvements in the nmnufacturing of 

 yeast. 



14. Areliibald, Earl of Dundonald, for 

 his method of preparing and manufacturing 

 alcaline salts from vegetables, the growth of 

 the United Kingdoms. 



14. John Loach, of Birmingham, for 

 an improved method of manufacturing claw, 

 racket, and otlier kinds of castors, and also 

 knobs and furniture for hcks. 



14. Sarah Guppy, of Bristol, for certain 

 improvements in tea and coffee urns. 



24. William Henry Hart, of London, 

 for a new method or niachi7ie for cutting, 

 cropping, or shearing woollen or other cloths, 

 and the fur from peltry. 



28. William Francis Snowden, of Lon- 

 don, for his mangle on an improved con- 

 struction. 



WORKS IN THE PRESS, AND NEW PUBLICATIONS. 



WOr.KS IX THE IT.KSS. 



Dr. Andrew L're announces a System of 

 Natural Philosoph5% comprehending IMe- 

 chanics in theory and practice ; to be pub- 

 lished in monthly parts (the first will be 

 ready in March), and completed in two 



volumes 8\o. ; illusUuted with thirty en- 

 gravings. 



The Ciril and Ecclesiastical History of 

 Jreland, comprizing an ample historical 

 account of its Roman Catholic Church 

 and the introduction of the Prgte.'tant 



