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US Patent: 520,411
Wrench
Patentee:
Thomas E. Chatten (exact or similar names) - Bethlehem, PA

USPTO Classifications:
81/154, 81/98

Tool Categories:
wrenches : pipe wrenches

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
B. S. Ober
J. B. Owens
Joseph E. Gross
Conrad Heuther
Patent Dates:
Applied: Mar. 07, 1894
Granted: May 29, 1894

Patent Pictures:
Thomas E. Chatten patent May 29, 1894
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Description:
Hook jaw pipe wrench with a screw-adjusting wedge holder for the "fixed" jaw.

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