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US Patent: 408,232
Means for Propelling Vehicles by Secondary Batteries
Patentee: William W. Griscom (exact or similar names) - Haverford College, Mongomery County, PA USPTO Classifications: 105/51 Tool Categories: transportation : railroads : electric railroads Assignees: Electro-Dynamic Co. - Philadelphia, PA Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Apr. 12, 1889 Granted: Aug. 06, 1889 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Electro-Dynamic Co.

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