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US Patent: 141,259
Wrenches
Improvement in Wrench for Fish-Plate Bolts
Patentee:
Michael Bubser (exact or similar names) - Jersey City, NJ

USPTO Classifications:
81/57.24, 81/57.3

Tool Categories:
wrenches

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
James T. Graham
T. B. Mosher
C. Sedgwick
A. W. Almqvist
Patent Dates:
Applied: Apr. 19, 1873
Granted: Jul. 29, 1873

Patent Pictures:
Michael Bubser Pat. July 29, 1873
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Description:
The tool is a crank and chain driven socket wrench for railroalroad fish plate bolts.

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