Drilldown: Patents

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Patents > Filing date: January 1979 & Grant date: 1980 - 1989

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Inventors:
Duane A. Haven (1) · Harald Philipp (1) · Robert L. Arneson (1) · William E. Berg (1)
Company:
Tektronix Inc (3)
Filing date:
January 15, 1979 (1) · January 29, 1979 (1) · January 31, 1979 (1)
Grant date:
March 1981 (1) · August 1981 (2)
Cites:
None (2) · Patent US 4150420A (1)

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