FR576329A - Dispositif thermionique - Google Patents

Dispositif thermionique

Info

Publication number
FR576329A
FR576329A FR576329DA FR576329A FR 576329 A FR576329 A FR 576329A FR 576329D A FR576329D A FR 576329DA FR 576329 A FR576329 A FR 576329A
Authority
FR
France
Prior art keywords
thermionic device
thermionic
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Other languages
English (en)
Inventor
George Lavere Geisey
Fred Willard Brown
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Application granted granted Critical
Publication of FR576329A publication Critical patent/FR576329A/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H01J19/42—Mounting, supporting, spacing, or insulating of electrodes or of electrode assemblies
    • 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
    • H01J2893/0002—Construction arrangements of electrode systems
FR576329D 1924-01-25 1924-01-25 Dispositif thermionique Expired FR576329A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR576329T 1924-01-25

Publications (1)

Publication Number Publication Date
FR576329A true FR576329A (fr) 1924-08-14

Family

ID=8954011

Family Applications (1)

Application Number Title Priority Date Filing Date
FR576329D Expired FR576329A (fr) 1924-01-25 1924-01-25 Dispositif thermionique

Country Status (1)

Country Link
FR (1) FR576329A (fr)

Similar Documents

Publication Publication Date Title
FR576849A (fr) Dispositif enrouleur
FR594265A (fr) Dispositif de jonction instantanée
FR599605A (fr) Dispositif savonneur
FR594879A (fr) Dispositif de ooupe-circuit
FR576329A (fr) Dispositif thermionique
FR576328A (fr) Dispositif thermionique
FR580770A (fr) Dispositif de ressorts
FR622616A (fr) Dispositif servo-frein
FR612084A (fr) Dispositif de publicité
FR634033A (fr) Dispositif amplificateur multiple
FR589457A (fr) Dispositif anti-vibrateur
FR592433A (fr) Dispositif effaceur perfectionné
FR596762A (fr) Dispositif de chambre-cheminée
FR613934A (fr) Dispositif antiéblouisseur
FR596831A (fr) Dispositif de construction triangulée
FR31477E (fr) Dispositif attache-papier
FR591694A (fr) Dispositif changeur de fréquence
FR565742A (fr) Dispositif de crapaudine
FR597173A (fr) Dispositif de publicité
FR639302A (fr) Dispositif haut-parleur
FR620382A (fr) Dispositif électro-magnétique
FR581822A (fr) Dispositif lance-pommade
FR603003A (fr) Dispositif synchroniseur
FR625071A (fr) Dispositif de guidage
SU1581A1 (ru) Визирный прибор