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US Patent: 806,815
Wrench
Patentee:
Emil R. Klemm - Chicago, IL

USPTO Classifications:
81/128

Tool Categories:
wrenches : axle nut wrenches

Assignees:
None

Manufacturer:
International Mfg. Co. - Chicago, IL
WILLIAM E. PRATT - Chicago, IL

Witnesses:
J. B. Weir
G. V. Domarus
Lucy W. Wright
A. F. Durand

Patent Dates:
Applied: Sep. 12, 1904
Granted: Dec. 12, 1905

Patent Pictures: [ 1 | 2 | 3 ]
Emil R. Klemm Patent December 12, 1905
USPTO pdf tiff
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Description:
The wrench is of the type with a screw adjusting jaw, and an eccentric clamp within the movable jaw to clamp the wrench to the wagon axle nut. Improved by Klemm's Dec. 17, 1907 patent (no. 873,868).

The wagon axle nut wrenches marked INTERNATIONAL MFG. CO. and W. E. PRATT of Chicago and marked "PATENT PENDING" or with this patent date also show the features of patent no. 873,868.

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