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| Patents for E. E. Northway | |||||
| Number | Date | Patentee | Title | Type | |
| 926,079 | Jun. 22, 1909 | S.G. Ryder | Gage | drilling and boring | |
| 955,696 | Apr. 19, 1910 | S.G. Ryder | Reamer | reamers | |
| 994,477 | Jun. 06, 1911 | O. Parpart | Tap-wrench | tap wrenches and die stocks | |