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| All Patents in class 92/130B | |||||
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| Number | Date | Patentee | Title | Type | |
| 133,649 | Dec. 03, 1872 | C.P. Leavitt | Hot Air Engines | hot air engines | |
| 327,866 | Oct. 06, 1885 | M.G. Crane | Gas Engine | gas and gasoline engines | |
| 453,980 | Jun. 09, 1891 | E.S. Matthews | Hydraulic valve-gear | ||
| 3,023,675 | Mar. 06, 1962 | H.N. Stephan | Horizontal boring, drilling and milling machine | milling machines | |