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US Patent: 953,346
Wrench
Patentee:
John Newbauer (exact or similar names) - Homestead, PA

USPTO Classifications:
81/159, 81/165, 81/178, 81/186

Tool Categories:
wrenches : wrench adjustment types : quick adjust wrenches
wrenches : pipe and nut combination wrenches

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
J. R. Keller
Robert C. Totten
John F. Will
W. A. Steinmeyer
Patent Dates:
Applied: May 01, 1909
Granted: Mar. 29, 1910

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Stan Schulz
Description:
The movable jaw is reversible, with a flat nut jaw and a rounded pipe gripping face. The thumb-handled adjusting screw has interrupted threads to allow for rapid adjustment.

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