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US Patent: 153,440
Air-Motors
Patentee: Joseph Laubereau (exact or similar names) - Paris, France USPTO Classifications: 60/517 Tool Categories: propulsion and energy : external combustion engines : hot air engines Assignees: Montgomery Gibbs - New York, NY Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Jan. 08, 1874 Granted: Jul. 28, 1874 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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