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| All Patents in class 384/400 | |||||
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| Number | Date | Patentee | Title | Type | |
| 561,198 | Jun. 02, 1896 | J.H. Brown | Counter Shaft | industrial machine speed and direction changing mechanisms | |
| 715,042 | Dec. 02, 1902 | J. Fanning | Automatic Roller Feed Lubricator | industrial machine lubrication | |