Drilldown: Patents
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Patents > Inventors:
James D. English
& Company
:
Audio Precision
or
Dubner Computer Systems, Inc.
or
Fluke Corp
or
Tektronix Inc
& Grant date:
February 1986
& Cites
:
Patent US 3293473A
or
Patent US 3293474A
or
Patent US 3331983A
or
Patent US 3430093A
or
Patent US 3689752A
or
Patent US 3725792A
or
Patent US 3740539A
or
Patent US 4150420A
or
None
& Links
:
5A38
or
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