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US Patent: 515,070
Wrench
Patentee:
Daniel H. Carpenter - Orlando, FL

USPTO Classifications:
81/146, 81/92

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

Assignees:
None

Manufacturer:
Daniel H. Carpenter - Norwich, CT

Witnesses:
E. A. Finckel
J. F. Coleman
Harry Y. Davis
Wm. H. Finckel

Patent Dates:
Applied: Dec. 01, 1893
Granted: Feb. 20, 1894

Patent Pictures: [ 1 | 2 ]
Daniel H. Carpenter Pat. Febr. 20, 1894
USPTO pdf tiff
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Description:
The sliding jaw quick-adjust wrench is designed to fit both hex and square nuts as shown in the drawings. With jaw modifications, the design could also work as a pipe wrench. Improvement on Carpenter's February 10, 1891 patent (no. 446,324). Produced as the 5 1/2" long "Cycle Grip" pocket wrench.

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