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US Patent: 1,437,475
Wrench
Patentee:
Ralph E. Moyer (exact or similar names) - Ludington, MI

USPTO Classifications:
81/62

Tool Categories:
wrenches : ratchet wrenches

Assignees:
None

Manufacturer:
Michigan Wrench Co. - St. Joseph, MI

Witnesses:
none listed

Patent Dates:
Applied: Dec. 12, 1921
Granted: Dec. 05, 1922

Patent Pictures: [ 1 | 2 | 3 ]
Patent 1,437,475 - edited drawing
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Description:
"Wire handle" frame, with reversing ratchet mechanism, and interchangeable sockets with notches on the shank. A "set screw" holds the socket in the frame.

A "MOYER" ratchet socket set matching this patent and produced by the Michigan Wrench Co. (formed in 1927) has a different latch means to hold the sockets in the frame.

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