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US Patent: 538,601
Adjustable Pipe Tongs
Patentee:
George F. Seymour (exact or similar names) - San Francisco, CA

USPTO Classifications:
81/109, 81/140

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

Assignees:
Samuel C. Irving - San Francisco, CA

Manufacturer:
Not known to have been produced

Witnesses:
E. A. Brandon
Wilson D. Bent, Jr.
Alfred A. Enquirt
Patent Dates:
Applied: Aug. 10, 1894
Granted: Apr. 30, 1895

Patent Pictures:
George F. Seymour patent April 30, 1895
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Description:
Rack and pawl hold the size adjustment of a hook-jaw pipe wrench.

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