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

Quick search:	Patent number:	Patent Date:

US Patent: 158,685
Improvement in screw-presses
Patentee: John J. Crawford (exact or similar names) - Nashua, NH USPTO Classifications: 100/289 Tool Categories: Assignees: None Manufacturer: Not known to have been produced Witnesses: Edwin W. Brown Wesley F. Dinsmore	Patent Dates: Applied: Jul. 15, 1874 Granted: Jan. 12, 1875 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Crawford Mfg. Co.
Description: The inventor went on to become a designer of electric motors.

Copyright © 2002-2024 - DATAMP