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US Patent: 139,177
Improvement in Pipe Wrenches
Improvment in Pipe Tongs
Patentee:
George P. Moloney (exact or similar names) - Detroit, MI

USPTO Classifications:
81/409

Tool Categories:
wrenches : pipe wrenches : pipe tongs

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
H. F. Eberts
H. J. Sprague
Theo. S. Day
Patent Dates:
Applied: Mar. 08, 1873
Granted: May 20, 1873

Patent Pictures:
George P. Moloney Pat. May 20, 1873
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Description:
The pivot bolt of the tongs has a ribbed head which allows the pivot point to be adjusted.

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