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Amperex Trademarks
AMPEREX
power grid tubes
Abandoned
·
October 27, 2022
·
97650103
·
AMPEREX
Electron tubes
Registered
·
January 24, 2013
·
85831110
·
AMPEREX
SEMICONDUCTORS, AUDIO AMPLIFIERS, [ HEAT SINKS, AM/FM RF TUNERS, AM/FM IF STRIPS, ] INTEGRATED CIRCUITS [ , AND PRINTED CIRCUITS ASSEMBLIES ]
Expired
·
December 23, 1966
·
72262731
·
AMPEREX
X-RAY TUBES
Expired
·
February 2, 1953
·
71641594
·
AMPEREX
POWER TRANSMITTING TUBES, RECTIFIERS, AND CONDENSERS
Expired
·
February 5, 1948
·
71548783
·
AMPEREX BUGLE BOY
Electron tubes
Abandoned
·
April 30, 2012
·
85611789
·
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