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US Patent: 514,972
Electric-Railway System
Patentee: Nikola Tesla (exact or similar names) - New York, NY USPTO Classifications: 191/10, 191/1R, 246/194, 246/63R Tool Categories: Assignees: None Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Jan. 02, 1892 Granted: Feb. 20, 1894 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin

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