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Patent number:
Patent Date:
US Patent: 116,655
Improvement in valve devices for steam-power air-brake couplings
Patentee:
George Westinghouse, Jr. (
exact
or
similar
names) - Pittsburgh, PA
USPTO Classifications:
251/149.1
,
285/319
,
285/332.3
Tool Categories:
transportation
:
railroads
:
railroad cars and carriages
:
railroad car brakes
Assignees:
None
Manufacturer:
Not known to have been produced
Witnesses:
A. S. Nicholson
R. C. Wrenshall
Patent Dates:
Granted:
Jul. 04, 1871
Patent Pictures:
USPTO
(New site tip)
Google Patents
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