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US Patent: 933,960
Internal Combustion Engine
Patentee:
David H. Coles (exact or similar names) - Brooklyn, Kings County, NY

USPTO Classifications:
123/65VD, 123/73AB, 60/39.76

Tool Categories:
propulsion and energy : internal combustion engines : exhaust mechanisms

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Oct. 16, 1908
Granted: Sep. 14, 1909

Patent Pictures:
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