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US Patent: 169,425
Pipe-Tongs
Patentee:
Samuel H. Dickerson (exact or similar names) - Cincinnati, OH

USPTO Classifications:
411/81, 411/955, 81/128, 81/406, 81/409

Tool Categories:
wrenches : pipe wrenches : pipe tongs

Assignees:
Samuel H. Dickerson - Cincinnati, OH
Benjamin F. Stanley - Cincinnati, OH
William A. McCallum - Cincinnati, OH

Manufacturer:
Not known to have been produced

Witnesses:
John E. Jones
J. L. Wartmann
Edgar J. Gross
Patent Dates:
Applied: Sep. 18, 1875
Granted: Nov. 02, 1875

Patent Pictures:
Samuel H. Dickerson Pat. November 2, 1875
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Report data errors or omissions to steward Stan Schulz
Description:
The fulcrum is adjustable. The bearing pin has an eccentric base which can be adjusted by loosening a wing-nut.

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