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| Patents for Theodore C. Frost | |||||
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| Number | Date | Patentee | Title | Type | |
| 78,992 | Jun. 16, 1868 | G.V. Orton | Improvement in hangers for shafting | industrial machine shaft hangers | |
| 801,519 | Oct. 10, 1905 | T.C. Frost | Journal-bearing | woodworking machine mechanisms | |
| 803,702 | Nov. 07, 1905 | T.C. Frost, J.J. Meyers | Band sawing-machine | bandsaws | |