IV.—Classified list of patents, &c.—Continued. CLASS XI.-Hydraulics and pneumatics, including water-wheels, windmills, and other implements operated on by air or water, or employed in raising and delivery of fluids. IV.-Classified list of patents, &c.-Continued. CLASS XII.-Lever, screw, and other mechanical power, as applied to pressing, weighing, raising, and moving weights. CLASS XIII.-Grinding mills and mill-gearing, containing grain mills, mechanical movements, and horse-powers, &c. CLASS XIV.-Lumber, including machines and tools for preparing and manufacturing, such as sawing, planing, mortising, shingle and stave, carpenters and coopers' implements. IV.—Classified list of patents, &c.—Continued. CLASS XV.-Stone and clay manufacture, including machines for pottery, glass making, dressing und preparing stone, cements, and other build ing materials. IV.-Classified list of patents, &c.—Continued. CLASS XVI.-Leather, including tanning and dressing, manufacture of boots, shoes, saddlery, harness, &c. CLASS XVII.- Household furniture, machines, and implements for domestic purposes, including washing machines, bread and cracker machines, feather dressing, &c. IV.-Classified list of patents, &c.- Continued. CLASS XVIII.-Arts, polite, fine, and ornamental, including music, painting, sculpture, engraving, books, paper, printing, binding, jewelry, &c. CLASS XIX.-Fire-arms and implements of war, and parts thereof, including the manufacture of shot and gunpowder. Fire-arms, loading, mode of............. Fire-arms and ordnance..... Pistols, knife, or cutlass Cyrus Alger... .... Elijah Fisher and D. |