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Patent number:
Patent Date:
US Patent: 481,389
Wrench
Patentee:
Edward A. Cochran (
exact
or
similar
names) - Oak Park, IL
USPTO Classifications:
81/147
,
81/177.1
Tool Categories:
wrenches
:
wrench adjustment types
:
quick adjust wrenches
Assignees:
None
Manufacturer:
Tower & Lyon
- New York, NY
Witnesses:
J. Staib
Chas. N. Smith
William G. Mott
Geo T. Pinckney
Patent Dates:
Applied:
Nov. 03, 1891
Granted:
Aug. 23, 1892
Patent Pictures: [
1
|
2
|
3
]
Edward A. Cochran patent August 23, 1892
USPTO
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Description:
Quick adjusting nut wrench, described as an improvement on the wrench function in combination tool patent no.
461,402
.
An 8 inch wood handle example is known. A 5 inch version was produced as the T&L EXPERT bicycle wrench.
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