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| Patents Granted on 1962-01-23 | |||||
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| Number | Date | Patentee | Title | Type | |
| 3,017,643 | Jan. 23, 1962 | J.W. Lehde, Jr. | Adjustable Tap Stop Means for Limiting Depth of Threading | tap and die holders | |
| 3,017,863 | Jan. 23, 1962 | N.V. Gusching, W.H. Ulman | Electrical control system | ||