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| Patents for Mary E. Regan | |||||
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| Number | Title | Classification(s) | |||
| 868,074 | Shaft Liner and Leveler | 33/412 | |||
| 895,102 | Power-transmitting mechanism | 74/359 | |||
| 895,103 | Gearing | 74/371 | |||
| 895,104 | Gearing | 74/359 | |||
| 901,503 | Wood-turning lathe | 142/1, 142/22, 142/44, 142/47, 144/14, 451/398 | |||
| 901,515 | Driving mechanism for spindles | 403/356, 474/199, 79/9 | |||
| 908,708 | Sewing Awl | ||||
| 945,947 | Turret-lathe | 29/65 | |||