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CA Patent: CA-11,202
Improvements on railway semaphores
Patentee: Josiah Nesbitt (exact or similar names) - Toronto, ON Canada USPTO Classifications: Tool Categories: transportation : railroads : track and switches Assignees: None Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Granted: Apr. 29, 1880 Patent Pictures: CIPO Data Report data errors or omissions to steward Jeff Joslin "Vintage Machinery" entry for Nesbitt Brothers
Description: The drawing is captioned, "Watson's Electric Signal". There is no mention of a person named Watson anywhere else on the patent.

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