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US Patent: 2,583,617
Ratchet Control Mechanism
Patentees:
George M. Walraven - Kenosha, WI
Raymond G. Knudsen - Kenosha, WI

USPTO Classifications:
192/43.1, 74/577R

Tool Categories:
wrenches : ratchet wrenches

Assignees:
Snap-On Tools Corp. - Kenosha, WI

Manufacturer:
Not known to have been produced

Witnesses:
none listed

Patent Dates:
Applied: Mar. 23, 1946
Granted: Jan. 29, 1952

Patent Pictures:
USPTO pdf tiff
Google Patents
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Snap-On Tools Company History
Description:
Harry C. Alberts - patent attorney

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