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| All Patents in class 74/505 | |||||
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| Number | Date | Patentee | Title | Type | |
| 656,574 | Aug. 21, 1900 | H.H. Abernathy | Brake | railroad car brakes | |
| 788,606 | May 02, 1905 | R.F. Scott, P. Mullen | Hoisting mechanisms | cranes | |
| 1,156,863 | Oct. 12, 1915 | D.T. Brownlee | Geared-Up Starter | starters | |