US Patent: 335,192


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US Patent: 335,192

Wrench

Patentee:

William A. Hathaway (exact or similar names) - North Kingstown, RI

USPTO Classifications:

81/107

Tool Categories:

wrenches : pipe wrenches

Assignees:

Charles H. Atwood - Apponaug, RI

Manufacturer:

Pitkin Mfg. Co. - Providence, RI

Witnesses:

Patent Dates:
Applied:	Jun. 18, 1885
Granted:	Feb. 02, 1886

Patent Pictures:

PITKIN MFG. CO. HATHAWAY PAT. 2-2-1886 - 10 inch -- with William A. Hathaway patent Febr. 2, 1886

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Description:

The jaw structure adjusts by a ring-adjuster on the threaded shank. The hook jaw works on a pivot point, and is held to the frame by paired links. The end of the shank optionally forms a screwdriver on the end of the handle.

Known example pictured as no. 613 in "Antique and Unusual Wrenches" by Schulz's.