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| All Patents in class 74/362 | |||||
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| Number | Date | Patentee | Title | Type | |
| 1,063,984 | Jun. 10, 1913 | J.A. Leland | Hand Drill Gearing | eggbeater drills | |
| 1,462,963 | Jul. 24, 1923 | O.D. Hapgood | Tool | breast drills | |