Drilldown: Patents
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Patents > Inventors :
Dan Knierim or
George Frye or
Richard A. Jackson
& Company :
Audio Precision or
Jackson Richard A, Symes Peter D, Bannister Richard S, Grancey Thomas A, Frasier Richard A, John Abt, Barnett Ronnie D, Blecksmith James E, Windrem Kevin D, Olmstead Neil R or
Tektronix or
Tektronix Inc, Sony-Tektronix Inc
& Grant date:
August 15, 1989
& Cites :
Patent US 2280531A or
Patent US 3293473A or
Patent US 3426237A or
None
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