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US Patent: 608,358
Wrench
Patentee:
Antenor Assorati (exact or similar names) - New York, NY

USPTO Classifications:
81/185.1, 81/333, 81/421

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

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
M. E. Fletcher
George Barry, Jr.
Fredk. Haynes
Edward Viener

Patent Dates:
Applied: Jan. 07, 1897
Granted: Aug. 02, 1898

Patent Pictures:
Antenor Assorati patent August 2, 1898
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Description:
Milled or otherwise roughened surfaces of the shanks of the fixed and movable jaw sections are held together by a clamping ring to set the size adjustment. The jaws can include holding grooves for auxiliary pipe-gripping faces.

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