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| All Patents in class 188/9 | |||||
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| Number | Date | Patentee | Title | Type | |
| 5,321X | Dec. 31, 1828 | J.M. Davidson | Mode of locking wagons | ||
| 222,352 | Dec. 09, 1879 | O.C. Harris | Steam Road-Wagon | steam road engines | |
| 286,300 | Oct. 09, 1883 | W.D. Heebner, I.D. Heebner, D.S. Heebner | Brake for Machine Wagons | wagon and cart brakes | |
| 539,013 | May 07, 1895 | E.T. Wright | Brake for Road Engines | steam road engines | |