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| All Patents in class 384/901 | |||||
| Number | Date | Patentee | Title | Type | |
| 429,507 | Jun. 03, 1890 | C.M. Conradson | Pulley | industrial machine pulleys and belt drive mechanisms | |
| 1,498,170 | Jun. 17, 1924 | F.A. Jimerson | Connecting-rod bearing | pneumatic tools | |
| 1,969,762 | Aug. 14, 1934 | J.C. Sharp | Floating Hub Liner | steam locomotives | |
| 2,418,901 | Apr. 15, 1947 | E.C. Read | Crosshead and guide structure | steam engines | |
| 2,653,062 | Sep. 22, 1953 | E. Sperisen | Bearing | metalworking machine bearings | |