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US Patent: 133,649
Hot Air Engines
Patentee:
Charles P. Leavitt - New York, NY

USPTO Classifications:
123/23, 123/70R, 92/130B, 92/130R

Tool Categories:
propulsion and energy : external combustion engines : hot air engines

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Granted: Dec. 03, 1872

Patent Pictures:
USPTO pdf tiff
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