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| Patents for Donald G. Morrison | |||||
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| Number | Date | Patentee | Title | Type | |
| 3,324,962 | Jun. 13, 1967 | D.G. Morrison | Force Measuring System with Electronic Balancing and Readout Network | electrical measuring apparatus | |
| 3,380,000 | Apr. 23, 1968 | D.G. Morrison | Voltage Controlled Relaxation Oscillator | electronic circuitry and apparatus | |