Patent US 4726663A
Patent number | US 4726663A |
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Title | Switchable color filter with enhanced transmissivity |
Inventors | Thomas S. Buzak |
Company | Tektronix Inc |
Filing date | 1986-11-14 |
Grant date | 1988-02-23 |
Cites |
Patent number | US 4726663A |
---|---|
Title | Switchable color filter with enhanced transmissivity |
Inventors | Thomas S. Buzak |
Company | Tektronix Inc |
Filing date | 1986-11-14 |
Grant date | 1988-02-23 |
Cites |