CLASS III.-Manufactures of fibrous and textile substances, including machines for preparing fibres of wool, cotton, silk, fur, paper, &c. IV.-Classified list of patents, &c.—Continued. CLASS IV.-Chemical processes, manufactures, and compounds, including medicine, dying, color-making, distilling, soap and candle-making, mortars, cements, &c. IV.-Classified list of patents, &c.—Continued. Inventions or discoveries. Patentees. Residence. Date of patent. dated May 30, 1837.) India rubber, manufacture of... Lead, carbonate of....... Lead, white.... Matches, locofoco, dipping..... Medicine, worm-destroying.... Oleagenous seeds, preparing for pressing. Paint, composition..... Stephen C. Smith............. Garret Clements.. Charles Ripley... Peregrine Phillips. John Hatfield..... John J. Oellig..... James Creswell... Gum senegal, substitute for, (ante- Walter Leveridge..... Dorchester, Mass.... 1837. Aug. 8 Leaching ashes.. Paint, protection of buildings..... Preserving timber and other vegetable products. Preserving timber from worms.. William Cox... John Knowles & Robt. Daniel E. Stillwell. CLASS V.-Calorific, comprising lamps, fireplaces, stoves, grates, furnaces for heating buildings, cooking apparatus, preparations of fuel, &c. |