Drilldown: Patents
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Patents > Inventors :
Bozidar Janko or
Dan Knierim or
George Frye or
Les Larson
& Company :
Audio Precision or
Dubner Computer Systems, Inc. or
Tektronix Inc or
Tektronix Inc, Sony-Tektronix Inc
& Filing date:
1970
& Cites :
Patent US 2922074A or
Patent US 3293474A or
Patent US 3413513A or
Patent US 3753170A or
Patent US 4146844A
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