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

Quick search:	Patent number:	Patent Date:

US Patent: 193,406
Improvement in augers
Patentee: David E. Henderson (exact or similar names) - Leetown, WV USPTO Classifications: 144/219 Tool Categories: metalworking machines : drilling and boring : drill bits woodworking tools : hand drills : drill bits Assignees: None Manufacturer: Not known to have been produced Witnesses: John H. Musgrove Thomas B. Homar	Patent Dates: Applied: May 04, 1877 Granted: Jul. 24, 1877 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin

Copyright © 2002-2024 - DATAMP