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US Patent: 648,324
Wrench
Patentee:
Abner K. Wolfe - Kansas City, KS

USPTO Classifications:
81/124.3, 81/125.1, 81/356, 81/361, 81/394, 81/420

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

Assignees:
None

Manufacturer:
Unknown

Witnesses:
Warren D. House
Denton Dunn
William Pitt
W. M. Roop

Patent Dates:
Applied: Aug. 11, 1899
Granted: Apr. 24, 1900

Patent Pictures: [ 1 | 2 ]
Abner K. Wolfe patent April 24, 1900
USPTO pdf tiff
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Description:
The side lever engages the movable jaw by a slot and pin connector. There are two pivot holes in the wrench frame to allow for size adjustment. The wrench as produced includes a spring between the frame and movable jaw.

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