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| Patents for Jacob J. Greene | |||||
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| Number | Date | Patentee | Title | Type | |
| 239,881 | Apr. 05, 1881 | D.B. Turnbull, C. Seymour, C.C. Strong | Mortising machine | mortising machines | |
| 260,127 | Jun. 27, 1882 | C. Seymour | Proportional balance | woodworking machine sharpening mechanisms | |