Patent US 5149182A
Patent number | US 5149182A |
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Title | Optical filter for an optical measurement instrument |
Inventors | Peter Keller |
Company | Tektronix Inc |
Filing date | 1991-05-02 |
Grant date | 1992-09-22 |
Cites |
Patent number | US 5149182A |
---|---|
Title | Optical filter for an optical measurement instrument |
Inventors | Peter Keller |
Company | Tektronix Inc |
Filing date | 1991-05-02 |
Grant date | 1992-09-22 |
Cites |