V.-Classified list of patents, &c.-Continued.

CLASS XI.-Hydraulics and pneumatics, including water wheels, wind mills, and other implements operated on by air or water, or employed in raising or delivering fluids.

CLASS XIII.-Grinding mills and mill gearing, including grain mills, mechanical movements, and horse-powers.

Binghampton, N. Y.; Rochester, N. Y. Sept. 16, 1851.

Boston, Mass.

Litchfield, Ohio.

Bellows Falls, Vt

New York, N. Y.
Zanesville, Ohio
Ottawa, Ill...

CLASS XIV.-Lumber, including machines and tools, for preparing and manufacturing, such as sawing, planing, mortising, shingle and staves, carpenters' and coopers' implements.

CLASS XV.-Stone and clay manufactures, including machines for pottery, glass-making, brick-making, dressing and preparing stone, cements, and other building materials.