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| All Patents in class 123/79R | |||||
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| Number | Date | Patentee | Title | Type | |
| 714,853 | Dec. 02, 1902 | B.A. Williams, F.G. Bates | Gas or Vapor Engine | internal combustion engines | |
| 783,983 | Feb. 28, 1905 | C.E. Sargent | Gas Engine | gas and gasoline engines | |
| 1,287,550 | Dec. 10, 1918 | A.E. Winckler | Explosive Engine | internal combustion engines | |