Patent US 3680003A
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| Patent number | US 3680003A (click link for details and documents via Google Patents) |
|---|---|
| Title | Multivibrator circuits employing or-nor gates |
| Inventors | Maurice Mark Walker |
| Company | Tektronix Inc |
| Filing date | 1970-02-27 |
| Grant date | 1972-07-25 |