Drilldown: Patents

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Patents > Grant date: 1970 - 1979 & Links : 7D15 or 7D20

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Inventors:
Howard Vollum (1) · Ken Holland (2) · Peter S Winkelmann (1) · Tony Sprando (3) · Willem H Verhoef (1)
Company:
Tektronix Inc (4)
Filing date:
1968 (1) · 1969 (1) · 1971 (1) · 1974 (1)
Grant date:
1971 (2) · 1973 (1) · 1975 (1)
Cites:
None (3) · Patent US 3562464A (1) · Patent US 3719788A (1) · Patent US 3753170A (1)
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