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| Patents for James M. Thompson | |||||
| Number | Date | Patentee | Title | Type | |
| 289,094 | Nov. 27, 1883 | O.C. Hanson | Shingle-sawing machine | shingle machines | |
| 994,216 | Jun. 06, 1911 | J.M. Thompson | Grinding-machine | sharpening machines | |
| 1,006,026 | Oct. 17, 1911 | J.M. Thompson | Gear-casing | hand grinders | |