US Patent: 189,621 - Pipe-Tongs Or Wrenches


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US Patent: 189,621

Pipe-Tongs Or Wrenches

Patentee:

Elim R. Girvin (exact or similar names) - Strasburg Township, PA

USPTO Classifications:

81/100, 81/106, 81/178

Tool Categories:

wrenches : pipe wrenches

Assignees:

Elim R. Girvin - Strasburg Township, PA

Philip Ritz - Bart, PA

Manufacturer:

Not known to have been produced

Witnesses:

H. G. Book

George Schiffner

Patent Dates:
Applied:	Feb. 07, 1877
Granted:	Apr. 17, 1877

Patent Pictures:

Elim R. Girvin Pat. April 17, 1877

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Description:

The "keeper" in the shiftable pivot pin could be metal or leather. The specifications note and disclaim any features covered by patent numbers 27,622 or 111,422.