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| Patents for H. A. Tuttle Mfg. Co. | |||||
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| Number | Date | Patentee | Title | Type | |
| 610,208 | Sep. 06, 1898 | H.A. Tuttle | Tapping-machine | tapping machines | |
| 683,525 | Oct. 01, 1901 | H.A. Tuttle | Friction-clutch | industrial machine clutches | |
| 812,533 | Feb. 13, 1906 | H.A. Tuttle | Reversing-gear | industrial machine gearing | |
| 832,221 | Oct. 02, 1906 | H.A. Tuttle | Tapping-machine | tapping machines | |