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US Patent: 34,155
Hot Air Engine
Patentee:
Thomas McDonough (exact or similar names) - Middletown, Middlesex County, CT

USPTO Classifications:
165/4, 60/526

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: Jan. 14, 1862

Patent Pictures:
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