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Patent number:
Patent Date:
US Patent: 273,490
Electro Magnetic Railway System
Patentee:
Thomas A. Edison (
exact
or
similar
names) - Menlo Park, Middlesex County, NJ
USPTO Classifications:
104/288
,
105/49
,
318/111
,
318/58
,
318/83
Tool Categories:
Assignees:
None
Manufacturer:
Not known to have been produced
Witnesses:
Unknown
Patent Dates:
Applied:
Aug. 07, 1882
Granted:
Mar. 06, 1883
Patent Pictures:
USPTO
(New site tip)
Google Patents
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