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US Patent: 728,263
Rotary Engine
Patentees: William H. Masterman (exact or similar names) - Allegan, Allegan County, MI Joseph P. Magney (exact or similar names) - Allegan, Allegan County, MI USPTO Classifications: 418/200, 418/205 Tool Categories: propulsion and energy : steam apparatus : rotary steam engines Assignees: Michigan Engine Co. - Allegan, Allegan County, MI Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Jul. 22, 1902 Granted: May 19, 1903 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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