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| Patents Granted on 1973-04-10 | |||||
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| Number | Date | Patentee | Title | Type | |
| 3,726,134 | Apr. 10, 1973 | B. Grabovac | Dial Torque Wrench | torque wrenches | |
| 3,726,161 | Apr. 10, 1973 | L.D. Gobel, K.T. Purdy, J.C. Williams | Mechanically Driven Ratchet Wrench | ratchet wrenches | |
| 3,727,191 | Apr. 10, 1973 | J.K. McGee | Acceleration Deceleration for Numerical Control | nc and cnc apparatus | |