Home| FAQ Search:Advanced|Person|Company| Type|Class Login
Quick search:
Patent number:
Patent Date:
first    back  next  last
US Patent: 2,211,507
Self-Adjusting Pipe Wrench
Patentee:
Ralph E. Lilleberg (exact or similar names) - Chicago, IL

USPTO Classifications:
81/186, 81/99

Tool Categories:
wrenches : wrench adjustment types : self-adjust wrenches
wrenches : pipe wrenches

Assignees:
Nye Tool & Machine Works - Chicago, IL

Manufacturer:
Not known to have been produced

Witnesses:
none listed

Patent Dates:
Applied: Nov. 23, 1938
Granted: Aug. 13, 1940

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Stan Schulz
Description:
Clinton, Wiles, Davies, Hersohl & Dawson - patent attorneys

This patent was cited as prior art in patent no. 2,555,395.

Copyright © 2002-2024 - DATAMP