Patents
Patents for H01J 7 - Details not provided for in groups and common to two or more basic types of discharge tubes or lamps (3,534)
01/1979
01/30/1979US4137012 Modular getter pumps
01/30/1979US4136733 Heating device
01/02/1979US4132921 Megnetrons getter
12/1978
12/05/1978US4128782 Getter holder and electric discharge tube comprising such a holder
12/05/1978CA1043847A1 Flat envelope type fluorescent character indicating tube
11/1978
11/28/1978US4127361 Barium alloy, organo-silane coating
10/1978
10/24/1978CA1041155A1 Getter holder and electric discharge tube comprising such a holder
10/17/1978US4121128 Collective ion accelerator with foil-less beam extraction window
09/1978
09/05/1978US4112307 Electron beam source with an electron exit window connected via a window flange
08/1978
08/15/1978US4107565 Alloy of yttrium, nickel and mercury, crystal structure
07/1978
07/18/1978US4101247 Getter device with improved support member
05/1978
05/16/1978US4090102 Cover glass structure of flat type indicator tube
03/1978
03/07/1978US4077899 Gettering device of manufacturing a color television display tube while using said gettering device, and color television display tube thus manufactured
02/1978
02/14/1978US4074133 Ionography imaging chamber
01/1978
01/03/1978US4066309 Hydrated alumina
09/1977
09/27/1977US4050914 Accelerator for charged particles
09/20/1977US4049443 Or an alkaline-earth metal-decomposing and melting the nitrides with an alloying metal
08/1977
08/30/1977US4045703 Flat envelope type fluorescent character indicating tube with getter shield plate
08/30/1977US4045367 Getter for use in the manufacture of an electric discharge tube
08/02/1977US4039891 Incandescent display lamp
07/1977
07/05/1977US4034250 Plasmatron
06/1977
06/14/1977US4029987 Wide channel getter device
06/07/1977US4028617 Ionization detector utilizing electric discharge
04/1977
04/19/1977US4019077 Field emission electron gun
12/1976
12/07/1976US3996488 Getter device with deflector
09/1976
09/14/1976US3980446 Wall structure for vacuum enclosure
09/07/1976US3979166 Getter device
08/1976
08/03/1976US3973157 Charged-particle trapping electrode
07/1976
07/06/1976US3968396 Self ballasted lamp including a fuseable device
06/1976
06/29/1976US3967154 Magnetron having horizontally blown type radiator
06/22/1976US3965334 Heating device
06/15/1976US3963826 Low temperature, low pressure hydrogen gettering
06/08/1976US3961897 For hydrocarbons
04/1976
04/27/1976US3953755 High pressure gas discharge lamp including a hydrogen getter
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