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Patent number:
Patent Date:
US Patent: 491,722
Apparatus for Reversing Motion
Patentee:
William J. Walsh (
exact
or
similar
names) - Worcester, Worcester County, MA
USPTO Classifications:
192/21
,
74/361
Tool Categories:
industrial machines
:
industrial machine mechanisms
:
industrial machine speed and direction changing mechanisms
Assignees:
None
Manufacturer:
Not known to have been produced
Witnesses:
Unknown
Patent Dates:
Applied:
Mar. 01, 1890
Granted:
Feb. 14, 1893
Patent Pictures:
USPTO
(New site tip)
Google Patents
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