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Compagnie Francaise Thomson Houston SA
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Compagnie Francaise Thomson Houston SA
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Application filed by Compagnie Francaise Thomson Houston SAfiledCriticalCompagnie Francaise Thomson Houston SA
Application grantedgrantedCritical
Publication of FR629840ApublicationCriticalpatent/FR629840A/fr
H01J19/00—Details of vacuum tubes of the types covered by group H01J21/00
H01J19/42—Mounting, supporting, spacing, or insulating of electrodes or of electrode assemblies
H01J19/44—Insulation between electrodes or supports within the vacuum space
FR629840D1926-03-061927-02-25Perfectionnements aux tubes à décharge électronique et aux moyens d'éviter des fuites électriques dans ces tubes
ExpiredFR629840A
(fr)