Drilldown: Patents

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Patents > Inventors : Bozidar Janko or Bruce Hofer or Bruce J. Penney or Conrad Odenthal or George Frye or John Kobbe or Les Larson or Phil Crosby or Val Garuts & Company: Audio Precision & Cites : ... or Patent GB 460562A or Patent US 2280531A or Patent US 3331983A or Patent US 3629731A or Patent US 3689752A or Patent US 4146844A or Patent US 4150420A or Patent US 4255003A or None & Links : 7912 or None

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