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| Patents for Alfred M. Thompson | |||||
| Picture | Number | Date | Patentee | Title | |
| 1,200,046 | Oct. 03, 1916 | A.M. Thompson | Screw-Thread-Milling Machine | ||
| 1,200,047 | Oct. 03, 1916 | A.M. Thompson | Work-Holder for Screw-Threading Machines | ||