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US Patent: 588,484
Pipe Wrench
Patentee:
Hugo H. Sauer (exact or similar names) - New York, NY

USPTO Classifications:
81/99

Tool Categories:
wrenches : pipe wrenches
wrenches : wrench components : wrench jaw components

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
F. L. Gray
A. M. Poynton
Oscar Gossauer
Edward Carnatz
Patent Dates:
Applied: Jan. 27, 1897
Granted: Aug. 17, 1897

Patent Pictures:
Hugo H. Sauer patent August 17, 1897
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Description:
The "fixed jaw" has limited motion about a pivot, with a spring to hold it into gripping contact.

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