Drilldown: Patents

Patents > Inventors : Bruce Hofer or Gene Andrews or John Kobbe & Company : Tektronix Inc or XFRM Inc or Zeelan Technology, Inc. & Filing date: December 21, 1960 & Grant date: February 25, 1964 & Cites : Direct-view storage CRT or Patent US 2280531A or Patent US 3293473A or Patent US 3725792A or Patent US 3753170A or Patent US 4150420A or None

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