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US Patent: 604,753
Wrench
Patentee:
George W. Henning (exact or similar names) - Mount Holly, OH

USPTO Classifications:
81/177.1, 81/361, 81/427

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

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Marcus L. Byng
A. M. Poynton
Bird B. Cundiff
James W. Kellum
Patent Dates:
Applied: Feb. 05, 1897
Granted: May 31, 1898

Patent Pictures:
George W. Henning patent May 31, 1898
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Description:
The movable jaw is opened by a spring, and closed by the wedging action of the hinged side pieces in the handle.

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