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US Patent: 93,964
Air Engine
Improvement in Apparatus for Transmitting Power by the Medium of Air
Patentee:
Horace Call (exact or similar names) - Concord, Merrimack County, NH

USPTO Classifications:
415/182.1, 415/202

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

Assignees:
Horace Call - Concord, Merrimack County, NH
J. B. Rand - Concord, Merrimack County, NH

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Granted: Aug. 24, 1869

Patent Pictures:
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