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US Patent: 798,848
Rotary Engine
Patentee: Edward C. Warren (exact or similar names) - Philadelphia, PA USPTO Classifications: 418/10, 418/94, 91/11 Tool Categories: propulsion and energy : steam apparatus : rotary steam engines Assignees: Rotary Engine Co. - Philadelphia, PA Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Nov. 29, 1901 Granted: Sep. 05, 1905 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Rotary Engine Co.

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