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| All Patents in class 384/401 | |||||
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| Number | Date | Patentee | Title | Type | |
| 78,895 | Jun. 16, 1868 | J. Bachelder, B.H. Reynolds | Journal Lubricator | industrial machine lubrication | |
| 544,482 | Aug. 13, 1895 | W.W. Dingee | Journal Bearing | industrial machine bearings | |
| 828,876 | Aug. 21, 1906 | E.P. Bullard, Jr. | Rotary-Table Bearing | metalworking machine bearings | |