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| Patents for Alexander Patterson | |||||
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| Number | Date | Patentee | Title | Type | |
| 227,622 | May 18, 1880 | W.W. Griscom | Electro-Magnetic Motor | DC motors | |
| 227,623 | May 18, 1880 | W.W. Griscom | Electro-Magnetic Motor | DC motors | |
| 361,446 | Apr. 19, 1887 | A. Patterson | Combination Tool | combination tools | |