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US Patent: 1,152,885
Wrench For Flange Unions
Patentee:
Clayton G. Dennis - Hastings, NE

USPTO Classifications:
81/174, 81/186

Tool Categories:
wrenches : flange wrenches
wrenches : wrench adjustment types : screw adjust wrenches

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Metta I. Swain
Y. E. Emery

Patent Dates:
Applied: Mar. 25, 1915
Granted: Sep. 07, 1915

Patent Pictures:
Clayton G. Dennis patent September 7, 1915
USPTO pdf tiff
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Description:
Screw-adjust hook jaw wrench for pipe flanges.

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