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US Patent: 1,596,708
Socket Wrench
Patentee:
Franklin Hubbard Bellows (exact or similar names) - Worcester, MA

USPTO Classifications:
279/83, 81/124.6

Tool Categories:
wrenches : socket wrenches

Assignees:
Walden-Worcester, Inc. - Worcester, MA

Manufacturer:
Not known to have been produced

Witnesses:
none listed

Patent Dates:
Applied: Jul. 30, 1923
Granted: Aug. 17, 1926

Patent Pictures:
Franklin H. Bellows patent Aug. 17, 1926
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Description:
Interchangeable socket attached to a shaft by flat oval and a set screw. The bore for the set screw is angled rather than perpendicular to the shaft -- the specifications note this lessens the problem of the screw vibrating loose when used with power driven equipment.

Moses, Hammond, & Nolte - patent attorneys

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