US Patent: 953,346


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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:

Patent Dates:
Applied:	May 01, 1909
Granted:	Mar. 29, 1910

Patent Pictures:

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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.