FR584253A - Procédé pour augmenter la résistance des circuits filament-grille et filament-plaque dans les tubes à décharge électroniques
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Procédé pour augmenter la résistance des circuits filament-grille et filament-plaque dans les tubes à décharge électroniques
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H01J19/30—Non-electron-emitting electrodes; Screens characterised by the material
H—ELECTRICITY
H01—ELECTRIC ELEMENTS
H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
H01J2893/00—Discharge tubes and lamps
H01J2893/0001—Electrodes and electrode systems suitable for discharge tubes or lamps
H01J2893/0012—Constructional arrangements
H01J2893/0019—Chemical composition and manufacture
H01J2893/002—Chemical composition and manufacture chemical
FR584253D1923-10-111923-10-11Procédé pour augmenter la résistance des circuits filament-grille et filament-plaque dans les tubes à décharge électroniques
ExpiredFR584253A
(fr)