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| Patents for Modern Tool Co. | |||||
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| Number | Date | Patentee | Title | Type | |
| 664,512 | Dec. 25, 1900 | J.B. Wallace | Chaser Grinding Machine | sharpening machines | |
| 692,988 | Feb. 11, 1902 | A.S. Davis | Drill-chuck | drill chucks | |