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US Patent: 460,070
Rotary Gas Engine
Patentees:
Davis D. Hobbs - Cleveland, OH
John T. Hobbs - Cleveland, OH

USPTO Classifications:
123/434, 123/90.25, 200/19.3, 60/39.281, 60/39.44

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

Assignees:
Davis D. Hobbs - Cleveland, OH
John T. Hobbs - Cleveland, OH
A. N. Meade - Cleveland, OH

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Nov. 06, 1890
Granted: Sep. 22, 1891

Patent Pictures:
USPTO pdf tiff
Google Patents
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