Drilldown: Patents
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Patents > Inventors :
George Frye or
John Kobbe or
Norm Winningstad
& Company :
Anderson Jeffrey J, Moore John S or
Audio Precision or
General Electric or
Tektronix Inc
& Filing date:
1960 - 1969
& Cites:
Patent US 3293474A
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Showing below up to 1 result in range #1 to #1.