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Quantacon Trademarks
QUANTACON
Electric or electronic sensors for light; Electron tubes; Multipliers
Cancelled
·
September 6, 2006
·
78968076
·
QUANTACON
electronic tubes, namely, photomultipliers
Cancelled
·
December 21, 1995
·
75036950
·
QUANTACON
ELECTRONIC TUBES
Cancelled
·
December 22, 1988
·
73770905
·
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