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US Patent: 738,728
Wrench
Patentee:
Augustus J. Mayer (exact or similar names) - Homestead, PA

USPTO Classifications:
81/135

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

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
E. E. Potter
Geo. B. Rowley
M. E. Baldwin
Ashel H. Hight

Patent Dates:
Applied: Jan. 22, 1903
Granted: Sep. 08, 1903

Patent Pictures:
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Google Patents
Report data errors or omissions to steward Stan Schulz
Description:
The sliding jaw has a toothed shank extension. A secondary swinging handle with teeth sets the adjustment. A swinging latch at the end of the wrench can set and hold the adjustment.

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