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CA Patent: CA-57,822
Reciprocating engine
Patentees: Isaac Milton House (exact or similar names) - Gravenhurst, ON Canada Charles Tingey (exact or similar names) - Gravenhurst, ON Canada USPTO Classifications: Tool Categories: propulsion and energy : steam engines Assignees: Isaac Milton House - Gravenhurst, ON Canada Charles Tingey - Gravenhurst, ON Canada Manufacturer: B. R. Mowry & Son - Gravenhurst, ON Canada Witnesses: Unknown	Patent Dates: Applied: Oct. 09, 1897 Granted: Oct. 18, 1897 Patent Pictures: CIPO Data Espacenet patent Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for B. R. Mowry & Sons
Description: Co-inventors House and Tingey are described as machinist and merchant, respectively.

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