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US Patent: 6,301
Air Engine
Patentee:
Francois Joseph Laubereau (exact or similar names) - Paris, France

USPTO Classifications:
60/512

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: Apr. 10, 1849

Patent Pictures:
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