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US Patent: 641,292
Wrench
Patentee:
William Hinton (exact or similar names) - Hinton, WV

USPTO Classifications:
81/159, 81/186

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:
W. C. Lunsford
Chas. E. Brock
C. H Lilly
S. J. Nowlan
Patent Dates:
Applied: May 13, 1899
Granted: Jan. 16, 1900

Patent Pictures:
William Hinton patent January 16, 1900
USPTO (New site tip)
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Description:
Interrupted thread allows for quick adjustment, with final screw adjustment. The jaws will grip pipe and nuts.

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