Home| FAQ Search:Advanced|Person|Company| Type|Class Login
Quick search:
Patent number:
Patent Date:
first    back  next  last
US Patent: 672,461
Pipe Wrench
Patentee:
George E. Stansbury - Catlin, IL

USPTO Classifications:
81/68

Tool Categories:
wrenches : pipe wrenches : chain and strap wrenches

Assignees:
None

Manufacturer:
Unknown

Witnesses:
Clarence Shaw
T. P. Brett
Sam R. Tilton
T. F. Terpening

Patent Dates:
Applied: Aug. 25, 1900
Granted: Apr. 23, 1901

Patent Pictures:
George E. Stansbury patent April 23, 1901
USPTO pdf tiff
Google Patents
Report data errors or omissions
Description:
A sliding loop piece with a tooth engages a rack tooth on the bar to hold the end of the chain. The chain shown in the drawing has alternate loop-shaped and flat sided links.

Known example marked STANSBURY PAT. APRIL 23, 1901.

Copyright © 2002-2017 - DATAMP