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| Patents for H. M. Whitcomb | |||||
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| Number | Date | Patentee | Title | Type | |
| 901,635 | Oct. 20, 1908 | S.J. Morgan | Gearing for drill-presses | drill presses | |
| 953,634 | Mar. 29, 1910 | S.J. Morgan | Friction speed-changing mechanism | drill presses | |
| 984,694 | Feb. 21, 1911 | S.J. Morgan | Mixing or tumbling machine | ||