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US Patent: 53,915
Rotary Steam Engine
Patentee: Henry J. Behrens (exact or similar names) - New York, NY USPTO Classifications: 418/206.5 Tool Categories: propulsion and energy : steam apparatus : rotary steam engines Assignees: Henry J. Behrens - New York, NY Henry C. Dart - New York, NY Edward Dart - New York, NY Manufacturer: Henry J. Dart & Co. - New York, NY Witnesses: Henry T. Brown J. W. Coombs	Patent Dates: Granted: Apr. 10, 1866 Patent Pictures: [ 1 | 2 | 3 | 4 ] USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Henry J. Dart & Co.

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