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| Patents Granted on 1968-02-13 | |||||
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| Number | Date | Patentee | Title | Type | |
| 3,368,432 | Feb. 13, 1968 | K.F. Halls | Sliding Side Jaw Wrench Having A Perforated Drive Belt | quick adjust wrenches | |
| 3,368,597 | Feb. 13, 1968 | A.G. Carter | Guideline projector | sawmill accessories | |
| 3,368,637 | Feb. 13, 1968 | R.O. Muniz, J.G. Green | Quadrature Component Detector and Suppressor | electronic circuitry and apparatus | |