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US Patent: 461,130
Rotary Engine
Patentee: Frederick Meyer (exact or similar names) - Chicago, Cook County, IL USPTO Classifications: 418/177, 418/263 Tool Categories: propulsion and energy : steam apparatus : rotary steam engines Assignees: Rotary Engine Co. - Chicago, Cook County, IL Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Sep. 16, 1890 Granted: Oct. 13, 1891 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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