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US Patent: 541,827
Wrench
Improved wrench, key or spanner
Patentee:
Carl Becher (exact or similar names) - Hagen, Westphalia Germany

USPTO Classifications:
81/150

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

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
A. J. Haddon
A. E. Melhwish
Louis Kruse
Carl Fried. Borggrafe

Patent Dates:
Applied: Jan. 09, 1895
Granted: Jul. 02, 1895

Patent Pictures:
Carl Becher patent July 2, 1895
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Description:
The fixed jaw is at 120 degrees to the line of the shank; the face of the movable jaw at 30 degrees to the axis of the movable shank. The movable shank fits in a transverse opening in the main shank. Lateral strain on the movable jaw holds the adjustment.

The wrench also was patented in Austria (no. 3,942 issued November 2, 1894) and in England (no. GB-189421231 registered November 5, 1894).

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