US Patent: 759,869


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US Patent: 759,869

Wrench

Patentee:

David R. Ellis - Chicago, IL

USPTO Classifications:

81/111, 81/165

Tool Categories:

wrenches : wrench components : wrench handle components

Assignees:

None

Manufacturer:

David R. Ellis - Chicago, IL

Witnesses:

Patent Dates:
Applied:	Mar. 06, 1903
Granted:	May 17, 1904

Patent Pictures:

David R. Ellis patent May 17, 1904

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Description:

The striking feature of the Ellis patent is the pivoting handle. It swings on a common pin with the adjusting worm. The Nov. 3, 1903 date often associated with the wrench is not reflected in either the application or patent dates.