Drilldown: Patents

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Patents > Company : Audio Precision or Tektronix Inc or XFRM Inc & Links : 7704A or 7A15

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Inventors:
Eldon Hoffman (1) · Howard Vollum (1) · Ken Holland (3) · Tony Sprando (2) · Willem H Verhoef (1)
Company: (Click arrow to add another value)
Filing date:
1966 (1) · 1968 (1) · 1971 (2) · 1974 (1)
Grant date:
1969 (1) · 1971 (1) · 1973 (2) · 1975 (1)
Cites:
None (3) · Patent US 3369173A (1) · Patent US 3562464A (1) · Patent US 3719788A (1) · Patent US 3753170A (1)
Links: (Click arrow to add another value)

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