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US Patent: 318,089
Pipe Wrench
Patentee:
Frederick Crocker (exact or similar names) - Olean, NY

USPTO Classifications:
81/342, 81/427

Tool Categories:
wrenches : pipe wrenches : pipe tongs

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
P. A. Painter
I. L. Weil
Earle H. Eaton
L. E. Gerrety
Patent Dates:
Applied: Oct. 17, 1884
Granted: May 19, 1885

Patent Pictures:
Frederick Crocker patent May 19, 1885
USPTO (New site tip)
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Description:
Each jaw has a sharp gripping bit. This patent was intended for large size pipe such as well casings, oil pipelines, etc.

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