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US Patent: 1,397,262
Wrench
Patentee:
Henry Butt (exact or similar names) - Versailles, OH

USPTO Classifications:

Tool Categories:
wrenches : wrench adjustment types : quick adjust wrenches

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Clyde C. Ratcliff
Howard D. Orr
Patent Dates:
Applied: Apr. 16, 1921
Granted: Nov. 15, 1921

Patent Pictures:
Patent 1,397,262 - edited drawing
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Report data errors or omissions to steward Stan Schulz
Description:
A spring-tensioned "dog" in the movable jaw serves as to hold the jaw in its adjusted position.

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