Patent US 3725724A
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| Patent number | US 3725724A |
|---|---|
| Title | Deflection factor indicating apparatus |
| Inventors | Howard Vollum |
| Company | Tektronix Inc |
| Filing date | 1971-01-11 |
| Grant date | 1973-04-03 |
| Cites |
| Patent number | US 3725724A |
|---|---|
| Title | Deflection factor indicating apparatus |
| Inventors | Howard Vollum |
| Company | Tektronix Inc |
| Filing date | 1971-01-11 |
| Grant date | 1973-04-03 |
| Cites |