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US Patent: 570,470
Rotary Gas Engine
Patentee:
Louis Gathman - Chicago, IL

USPTO Classifications:
123/248, 418/246, 418/263, 418/8

Tool Categories:
propulsion and energy : internal combustion engines : rotary engines

Assignees:
Daniel Y. McMullen - Chicago, IL
James B. McMullen - New York, NY
George W. McMullen - Picton, ON, Canada
David S. McMullen - Evanston, Cook County, IL
Roger B. McMullen - Evanston, Cook County, IL

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Jun. 01, 1895
Granted: Nov. 03, 1896

Patent Pictures:
USPTO pdf tiff
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