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US Patent: 856,808
Engine
Patentee:
William Robertson - Buffalo, NY

USPTO Classifications:
76/44

Tool Categories:
propulsion and energy : internal combustion engines

Assignees:
Robertson Manufacturing Co. - Buffalo, NY

Manufacturer:
Not known to have been produced

Witnesses:
Emil Neuhart
Frank J. L. Smith

Patent Dates:
Applied: Nov. 09, 1905
Granted: Jun. 11, 1907

Patent Pictures:
USPTO pdf tiff
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