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US Patent: 225,633
Electric railway-semaphore
Patentee: Josiah Nesbitt (exact or similar names) - Toronto, ON Canada USPTO Classifications: 246/263 Tool Categories: transportation : railroads : track and switches Assignees: Mary Watson - Montreal, QC Canada Manufacturer: Not known to have been produced Witnesses: Donald C. Ridout H. Wells	Patent Dates: Applied: Dec. 11, 1879 Granted: Mar. 16, 1880 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Nesbitt Brothers

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