Patent US 4609980A
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| Patent number | US 4609980A (click link for details and documents via Google Patents) |
|---|---|
| Title | Switching power supply with transistor drive circuit |
| Inventors | Gilbert A. Hoffman |
| Company | Tektronix Inc |
| Filing date | 1985-03-05 |
| Grant date | 1986-09-02 |