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US Patent: 480,140
Chain Pipe Wrench
Patentee:
John F. Sauerman (exact or similar names) - Coal Hill, AR

USPTO Classifications:
81/69

Tool Categories:
wrenches : pipe wrenches : chain and strap wrenches

Assignees:
John F. Sauerman - Coal Hill, AR
Edward S. Stiewel - Coal Hill, AR

Manufacturer:
Not known to have been produced

Witnesses:
C. F. Keller
Will Morris
Ed. S. Stiewel
Ed. S. Longan
Patent Dates:
Applied: Feb. 23, 1892
Granted: Aug. 02, 1892

Patent Pictures:
John F. Sauerman patent August 2, 1892
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Description:
Pivoted toothed hook jaw with slotted end for connecting the chain.

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