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US Patent: 273,490
Electro Magnetic Railway System
Patentee:
Thomas A. Edison - 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 pdf tiff
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