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US Patent: 591,743
Adjustable Wrench
Patentee:
Edmond P. Drew (exact or similar names) - Glenville, OH

USPTO Classifications:
81/159, 81/170

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

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
A. M. Poynton
T. L. Mockabre
John H. Hogg
Michael Horvath
Patent Dates:
Applied: Jan. 15, 1897
Granted: Oct. 12, 1897

Patent Pictures:
Edmond P. Drew patent October 12, 1897
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Description:
Combination quick and screw adjustment is provided by the special features of the interrupted threads on the adjusting nut.

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