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| All Patents in class 123/65E | |||||
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| Number | Date | Patentee | Title | Type | |
| 322,650 | Jul. 21, 1885 | C. Shelburne | Gas Engine | gas and gasoline engines | |
| 859,501 | Jul. 09, 1907 | F. Lamplough | Internal Combustion Engine | internal combustion engines | |