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US Patent: 325,001
Wrench
Patentee:
John McLean (exact or similar names) - Camden, AL

USPTO Classifications:
81/165, 81/170

Tool Categories:
wrenches : wrench adjustment types : screw adjust wrenches

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Otto Beyer
C. Sedgwick
Saml. D. Moore
David T. McMillan
Patent Dates:
Applied: Jun. 06, 1885
Granted: Aug. 25, 1885

Patent Pictures:
John McLean patent August 25, 1885
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Description:
The adjustable jaw is moved by a threaded shaft driven through bevel gears, by a "T" handle at the end of the wrench handle.

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