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| Patents for Francis M. Hanks | |||||
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| Number | Date | Patentee | Title | Type | |
| 336,407 | Feb. 16, 1886 | H.N. Sibley, F.M. Hanks | Band-saw mill | bandsaws | |
| 355,077 | Dec. 28, 1886 | H.N. Sibley, F.M. Hanks | Shingle-sawing machine | shingle machines | |