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US Patent: 2,469,572
Reverisble Friction Clutch Wrench
Patentee:
Lawrence E. Pratt (exact or similar names) - Riverdale, Cook County, IL

USPTO Classifications:
192/44, 81/59.1

Tool Categories:
wrenches : ratchet wrenches

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Dec. 13, 1943
Granted: May 10, 1949

Patent Pictures:
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