Home| FAQ Search:Advanced|Person|Company| Type|Class Login
Quick search:
Patent number:
Patent Date:
first    back  next  last
US Patent: 1,407,238
Pipe Wrench
Patentee:
William John Twiss (exact or similar names) - Calgary, AB Canada

USPTO Classifications:
81/111, 81/118, 81/DIG.9

Tool Categories:
wrenches : pipe wrenches

Assignees:
William John Twiss - Calgary, AB Canada
John I. McFarland - Calgary, AB Canada

Manufacturer:
Not known to have been produced

Witnesses:
Eric L. Harvie
Mae Acton

Patent Dates:
Applied: Jun. 22, 1921
Granted: Feb. 21, 1922

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

Copyright © 2002-2024 - DATAMP