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US Patent: 735,289
Pipe Wrench
Patentee:
Karl Peterson - Jamestown, NY

USPTO Classifications:
81/100, 81/145

Tool Categories:
wrenches : pipe wrenches
wrenches : wrench adjustment types : quick adjust wrenches

Assignees:
William Hjorth & Co. - Jamestown, NY

Manufacturer:
William Hjorth & Co. - Jamestown, NY

Witnesses:
S. A. Baldwin
A. L. Furlow

Patent Dates:
Applied: Sep. 27, 1902
Granted: Aug. 04, 1903

Patent Pictures: [ 1 | 2 ]
Karl Peterson patent August 4, 1903
USPTO pdf tiff
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Description:
Used in conjunction with pat. no. 573,999 for the EMPIRE pipe wrench produced by Wm. Hjorth &. Co. of Jamestown, NY. A 1904 "Iron Age" listing shows the wrench in 10", 14", and 18" sizes. Peterson went on to found Crescent Tool.

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