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US Patent: 151,129
Petroleum Dynamic Engines
Patentee:
Julius Hock (exact or similar names) - Vienna, Austria

USPTO Classifications:
123/144, 123/533, 137/53

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

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Feb. 19, 1874
Granted: May 19, 1874

Patent Pictures:
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