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US Patent: 150,350
Rotary Engines
Patentee:
Charles H. Palmer (exact or similar names) - New York, NY

USPTO Classifications:
123/43B, 418/34, 418/36

Tool Categories:
propulsion and energy : steam apparatus : rotary steam engines

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Feb. 05, 1874
Granted: Apr. 28, 1874

Patent Pictures:
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