Home| FAQ Search:Advanced|Person|Company| Type|Class Login
Quick search:
Patent number:
Patent Date:
first    back  next  last
US Patent: 624,122
Spiral tool-driver
Patentee:
Henry M. Stevenson (exact or similar names) - Perry, IA

USPTO Classifications:
74/127, 81/58.3

Tool Categories:
screwdrivers : screwdriver mechanisms : spiral screwdrivers

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Lewis Griswold
Eli Brotherson

Patent Dates:
Applied: Jun. 02, 1898
Granted: May 02, 1899

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

Copyright © 2002-2024 - DATAMP