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US Patent: 542,265
Pipe Wrench
Patentee:
Karl August Klose (exact or similar names) - Richfield, MN

USPTO Classifications:
81/110, 81/133

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

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
K. F. Matthews
C. H. Raeder
J. Colfax Grant
Frank Healy

Patent Dates:
Applied: Nov. 05, 1894
Granted: Jul. 09, 1895

Patent Pictures:
Karl August Klose patent July 9, 1895
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Description:
Improvement on Klose's May 29, 1894 patent no. 520,529. In this patent, the quick adjustment of the jaws is held by a pawl engaging a geared rack wheel. The jaw surfaces are replaceable. Corresponding British patent GB-189513,260 was registered July 9, 1895.

Klose's later patent (560,220) led to production by the Klose Wrench Co. of Minneapolis, MN.

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