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| Patents Granted on 1974-03-19 | |||||
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| Number | Date | Patentee | Title | Type | |
| 3,797,406 | Mar. 19, 1974 | R.M. Biessener | Tow line truck and brake system | dollies, carts and hand trucks | |
| 3,798,427 | Mar. 19, 1974 | J.P. Connors | Automatic Deceleration to Zero Velocity in Iteratively Computing Numerical Control Systems | nc and cnc apparatus | |
| 3,798,430 | Mar. 19, 1974 | T.B. Bullock, J.B. Simon | Reduction of Servo Following Errors in Position and Velocity Control Systems of the Iteratively Computing Type | nc and cnc apparatus | |