US Patent: 463,044


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US Patent: 463,044

Wrench

Patentee:

Cicero T. Hammack (exact or similar names) - Birmingham, AL

USPTO Classifications:

81/125.1, 81/185.1

Tool Categories:

wrenches : wrench components : wrench jaw components

Assignees:

None

Manufacturer:

Not known to have been produced

Witnesses:

Patent Dates:
Applied:	Mar. 13, 1891
Granted:	Nov. 10, 1891

Patent Pictures:

Cicero T. Hammack patent November 10, 1891

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Description:

The patented feature is the replaceable jaw insert which can be used to adjust size or suitability for a specific purpose. The inserts are held by dovetail combined with spring clip or set screw.