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US Patent: 251,733
Rotary engine
Patentee: William C. Pooley (exact or similar names) - Louisville, KY USPTO Classifications: 418/149, 418/77 Tool Categories: propulsion and energy : steam apparatus : rotary steam engines Assignees: None Manufacturer: W. C. Pooley - Louisville, KY Witnesses: D. G. McNairy W. George Doll	Patent Dates: Applied: May 18, 1881 Granted: Jan. 03, 1882 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for W. C. Pooley

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