Drilldown: Patents
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Patents > Inventors :
Dan Knierim or
Linley Gumm or
Phil Crosby
& Company :
Fluke Corp or
Tektronix Inc or
XFRM Inc or
None
& Grant date:
July 22, 1969
& Cites :
Patent US 2280531A or
Patent US 2883619A or
Patent US 3293474A or
Patent US 3331983A or
Patent US 3689752A or
Patent US 4146844A or
None
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Showing below up to 1 result in range #1 to #1.