Drilldown: Patents
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Patents > Inventors:
Norm Winningstad
& Company :
Audio Precision or
Cascade Microtech, Inc. or
Fluke Corp or
Tektronix Inc or
Tektronix Inc, Sony-Tektronix Inc
& Filing date:
1960 - 1969
& Cites :
Patent US 3011129A or
Patent US 3293473A or
Patent US 3293474A or
Patent US 3312850A or
Patent US 3689752A
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