Patent US 4181903A
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Patent number | US 4181903A (click link for details and documents via Google Patents) |
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Title | Hybrid cascade attenuator |
Inventors | Ken Holland, Gary W. Reed, Desmond L. Murphy |
Company | Tektronix Inc |
Filing date | 1978-02-14 |
Grant date | 1980-01-01 |
Cites:
Patent | Title | Inventors | Assignee | Granted |
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Patent US 3753170A | Step attenuator apparatus having attenuator stages selectively connected in cascade by cam actuated switches | Ken Holland | Tektronix Inc | 1973-08-14 |