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US Patent: 2,712,256
Open Ratchet Wrench
Patentee:
Herbert L. Fish (exact or similar names) - Inglewood, CA

USPTO Classifications:
81/57.39, 81/58.2, 81/62

Tool Categories:
wrenches : ratchet wrenches

Assignees:
Tubing Appliance Company, Inc. - Los Angeles, CA

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Jun. 28, 1951
Granted: Jul. 05, 1955

Patent Pictures:
Herbert L. Fish Pat. July 5, 1955
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Description:
This elaboration on Fish's Dec. 18, 1951 patent (no. 2578686), refines the structure, adds a reversing ratchet action, and addresses issues relating to the use of torque wrenches with the tool. Tubing Appliance Company may have used some details from this patent in the ratchet socket wrenches they manufactured.

The patent cites patents 493273, 923942, 1060185, 1422121, 1890213, 2048538, 2097594, 2107568, 2353901, & 2578410 as References.

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