US Patent: 458,797 - Making Slide-Wrenches


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US Patent: 458,797

Mode of Making Wrenches
Making Slide-Wrenches

Patentee:

Edgar Shaw (exact or similar names) - Lynn, MA

USPTO Classifications:

76/114

Tool Categories:

wrenches : nut wrenches

wrenches : wrench components : wrench handle components

Assignees:

Franklin C. Payson - Portland, ME

Manufacturer:

Not known to have been produced

Witnesses:

Patent Dates:
Applied:	Apr. 18, 1891
Granted:	Sep. 01, 1891

Patent Pictures:

Edgar Shaw Patent September 1, 1891

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Description:

The patent describes a monkey wrench and details the steps of its manufacture. The major focus is on the steps of shaping the handle below the adjusting screw and ferule. Shaw's parallel patent (no. 458,796) is for the wrench.