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| All Patents in class 48/144 | |||||
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| Number | Date | Patentee | Title | Type | |
| 465,480 | Dec. 22, 1891 | F.W. Lanchester | Gas Motor Engine | gas and gasoline engines | |
| 482,202 | Sep. 06, 1892 | H. Schumm | Gas or Oil Motor Engine | gas and gasoline engines | |
| 491,543 | Feb. 14, 1893 | H.F. Frisbie | Valve for Pumps | pump valves | |
| 872,975 | Dec. 03, 1907 | C.E. Sargent | Apparatus for Washing Gas | gas cleaning apparatus | |