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CA Patent: CA-11,493
Improvements in wood planing machines
Patentees: John Ballantine (exact or similar names) - Galt, ON Canada Thomas Cowan (exact or similar names) - Galt, ON Canada Daniel Cameron (exact or similar names) - Galt, ON Canada USPTO Classifications: Tool Categories: woodworking machines : cutter head machines : wood planers Assignees: None Manufacturer: Cowan & Co. - Galt, ON Canada Witnesses: Unknown	Patent Dates: Applied: Jan. 01, 1880 Granted: Jul. 15, 1880 Patent Pictures: CIPO Data Report data errors or omissions to steward Jeff Joslin "Vintage Machinery" entry for Cowan & Co.
Description: This is an extension of patent CA-5,339 for an additional five-year term.

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