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US Patent: 567,588
Wrench
Patentee:
James M. Flower - Potts's Station, AR

USPTO Classifications:
279/37, 81/112, 81/58.4

Tool Categories:
wrenches : ratchet wrenches
wrenches : socket wrenches

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
K. A. Nau
Edwin G. McKee
R. B. Henry
C. G. Williamson

Patent Dates:
Applied: Mar. 07, 1896
Granted: Sep. 15, 1896

Patent Pictures:
James M. Flower patent September 15, 1896
USPTO pdf tiff
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Description:
The jaw opening is set by a sliding yoke. The jaw faces have sections to grip pipe and nuts. The handle pivots around the central shaft and has a lug to engage notches in an enlarged disk attached to the shaft.

Corresponding Canadian patent no. CA-54,318 was issued December 10, 1896.

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