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US Patent: 1,772,524
Ratchet Wrench
Patentee:
William A. Seidemann (exact or similar names) - Milwaukee, WI

USPTO Classifications:
81/33, 81/58.1, 81/58.3

Tool Categories:
wrenches : ratchet wrenches

Assignees:
Snap-On Wrench Co. - Milwaukee, WI

Manufacturer:
Not known to have been produced

Witnesses:
none listed

Patent Dates:
Applied: Apr. 08, 1927
Granted: Aug. 12, 1930

Patent Pictures:
William A. Seidemann patent Aug. 12, 1930
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Description:
The focus of the patent is a "tubular handle" with internal spring and means to engage the handle with the shank. The shank is in line with the socket. This is intended as "speed" option to coordinate with a ratchet handle.

The ratchet in the drawing corresponds to the early version of No. 7 ratchet produced by Snap-On.

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