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| All Patents in class 384/276 | |||||
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| Number | Date | Patentee | Title | Type | |
| 150,456 | May 05, 1874 | T.R. Almond | Bushings for Machinery | industrial machine bearings | |
| 242,672 | Jun. 07, 1881 | E. Medden | Journal-box | pump bearings | |