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CPC
H01J19/16
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Parent Industries
H
ELECTRICITY
H01
Electric elements
H01J
ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
H01J19/00
Details of vacuum tubes of the types covered by group H01J21/00
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H01J19/16
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Patents Grants
last 30 patents
Information
Patent Grant
Hall-effect motor in which the temperature of the cathode-heating d...
Patent number
9,309,871
Issue date
Apr 12, 2016
SNECMA
Frédéric Marchandise
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Grant
Power supply unit, high-frequency circuit system and heater voltage...
Patent number
7,800,311
Issue date
Sep 21, 2010
Netcomsec Co. Ltd.
Akira Chiba
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Heater element for an indirectly heated cathode
Patent number
4,002,884
Issue date
Jan 11, 1977
International Standard Electric Corporation
Eberhard Weiss
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
HALL-EFFECT MOTOR IN WHICH THE TEMPERATURE OF THE CATHODE-HEATING D...
Publication number
20130125526
Publication date
May 23, 2013
SNECMA
Frédéric Marchandise
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Application
POWER SUPPLY UNIT, HIGH-FREQUENCY CIRCUIT SYSTEM AND HEATER VOLTAGE...
Publication number
20080231197
Publication date
Sep 25, 2008
NEC Microwave Tube, Ltd.
Akira CHIBA
H03 - BASIC ELECTRONIC CIRCUITRY