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US Patent: 450,516
Wrench
Patentee:
William O. Lee (exact or similar names) - Detroit, MI

USPTO Classifications:
81/145, 81/158, 81/178

Tool Categories:
wrenches : pipe and nut combination wrenches
wrenches : wrench adjustment types : quick adjust wrenches

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Wm. S. Hodges
John Imirie
N. L. Koenig
Jno. N. McGill
Patent Dates:
Applied: Nov. 20, 1890
Granted: Apr. 14, 1891

Patent Pictures:
William O. Lee patent April 14, 1891
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Description:
Two aspects of the wrench are noted in the patent.

1. The mounting and retaining means for the reversible "fixed jaw."

2. The sliding wedge and spring shifting device to change from screw to quick-adjustment for the movable jaw.

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