Home| FAQ	Search:Advanced|Person|Company| Type|Class	Login

Quick search:	Patent number:	Patent Date:

US Patent: 443,933
Grain-weigher
Patentees: Charles H. Cooley (exact or similar names) - Hartford, CT Francis H. Richards (exact or similar names) - Hartford, CT USPTO Classifications: 177/97 Tool Categories: Assignees: Pratt & Whitney Co. - Hartford, CT Manufacturer: Not known to have been produced Witnesses: Henry L. Reckard Lewis C. Heermann	Patent Dates: Applied: Feb. 11, 1890 Granted: Dec. 30, 1890 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Pratt & Whitney Co.

Copyright © 2002-2024 - DATAMP