Home| FAQ Search:Advanced|Person|Company| Type|Class Login
Quick search:
Patent number:
Patent Date:
first    back  next  last
US Patent: 484,004
Screw-driver
Patentees:
John H. Parsons (exact or similar names) - Augusta, ME
George E. Gay (exact or similar names) - Augusta, ME

USPTO Classifications:
74/127

Tool Categories:
screwdrivers : screwdriver mechanisms : spiral screwdrivers

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Elijah Hayward
Harry W. Golder

Patent Dates:
Applied: Nov. 16, 1891
Granted: Oct. 11, 1892

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Steve Gosselin

Copyright © 2002-2024 - DATAMP