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| Patents for Otis V. Sawyer | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 331,730 | Dec. 01, 1885 | G.V. Orton | Planing-machine | |
 | 444,779 | Jan. 13, 1891 | C.V. Greenamyer | Adjustable Pipe Wrench | |
 | 477,428 | Jun. 21, 1892 | G.H. Marsh | Feed-roll | |