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US Patent: 85,273
Wrench
Patentee:
John Burt - Fall River, MA

USPTO Classifications:
81/180.1

Tool Categories:
wrenches : wrench components : nut holders on wrenches

Assignees:
Willet M. Slocum - Fall River, MA
John Burt - Fall River, MA

Manufacturer:
Unknown

Witnesses:
Philip S. Burt
Jonathan M. Wood

Patent Dates:
Granted: Dec. 29, 1868

Patent Pictures:
John Burt Pat. Dec. 29, 1868
USPTO pdf tiff
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Description:
The invention is a spring clip in the jaw of a nut wrench to hold a nut in the wrench.

The feature has been observed on a malleable iron buggy axle nut wrench marked with the patent date.

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