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US Patent: 438,209
Gas Engine
Patentees:
Charles White - Baltimore, MD
Arthur R. Middleton - Baltimore, MD

USPTO Classifications:
123/146, 123/315, 123/47R, 74/4

Tool Categories:
propulsion and energy : internal combustion engines : gas and gasoline engines

Assignees:
None

Manufacturer:
White & Middleton Gas Engine Co. - Baltimore, MD

Witnesses:
Unknown

Patent Dates:
Applied: Apr. 04, 1890
Granted: Oct. 14, 1890

Patent Pictures:
USPTO pdf tiff
Google Patents
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"Vintage Machinery" entry for White & Middleton Gas Engine Co.

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