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| All Patents in class 48/63 | |||||
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| Number | Date | Patentee | Title | Type | |
| 278,255 | May 22, 1883 | L.H. Nash | Gas Engine | gas and gasoline engines | |
| 529,452 | Nov. 20, 1894 | M. Lorois | Gas Motor | internal combustion engines | |
| 817,853 | Apr. 17, 1906 | F.G. Hobart | Gas Producer | oil gas apparatus | |
| 879,441 | Feb. 18, 1908 | R.B. Cissel | Gas-Producer | ||