FR503385A - Perfectionnements aux ampoules à décharge électronique - Google Patents

Perfectionnements aux ampoules à décharge électronique

Info

Publication number
FR503385A
FR503385A FR503385DA FR503385A FR 503385 A FR503385 A FR 503385A FR 503385D A FR503385D A FR 503385DA FR 503385 A FR503385 A FR 503385A
Authority
FR
France
Prior art keywords
electronic discharge
discharge bulbs
bulbs
electronic
discharge
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)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston SA
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 by Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Application granted granted Critical
Publication of FR503385A publication Critical patent/FR503385A/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
    • H01J19/02—Electron-emitting electrodes; Cathodes
    • 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
    • H01J19/28—Non-electron-emitting electrodes; Screens
    • H01J19/38—Control electrodes, e.g. grid
    • 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
    • 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
    • H01J2893/0015—Non-sealed electrodes
FR503385D 1913-10-16 1919-08-30 Perfectionnements aux ampoules à décharge électronique Expired FR503385A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US503385XA 1913-10-16 1913-10-16

Publications (1)

Publication Number Publication Date
FR503385A true FR503385A (fr) 1920-06-09

Family

ID=1535581

Family Applications (2)

Application Number Title Priority Date Filing Date
FR503385D Expired FR503385A (fr) 1913-10-16 1919-08-30 Perfectionnements aux ampoules à décharge électronique
FR24434A Expired FR24434E (fr) 1913-10-16 1921-02-10 Perfectionnements aux ampoules à décharge électronique

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR24434A Expired FR24434E (fr) 1913-10-16 1921-02-10 Perfectionnements aux ampoules à décharge électronique

Country Status (1)

Country Link
FR (2) FR503385A (fr)

Also Published As

Publication number Publication date
FR24434E (fr) 1922-07-06

Similar Documents

Publication Publication Date Title
FR503385A (fr) Perfectionnements aux ampoules à décharge électronique
FR514766A (fr) Perfectionnements aux appareils à décharge électronique
FR520857A (fr) Perfectionnements aux dispositifs à décharge électronique
FR520584A (fr) Perfectionnements aux appareils à décharge électronique
FR476815A (fr) Condensateurs lumineux
CH68414A (de) Ausstellkasten
FR463371A (fr) Burette lumineuse
CH67363A (fr) Montre-bracelet
CH68690A (fr) Montre-bracelet
CH65186A (fr) Montre-bracelet
FR476367A (fr) Perfectionnements relatifs aux projectiles
FR464031A (fr) Horloge
CH68880A (de) Kompressor
FR453209A (fr) Perfectionnements apportés aux projectiles
FR474719A (fr) Perfectionnements apportés aux lampes à acétylène
CH69454A (de) Azetylenlampe
CH65229A (de) Stehendes Gasglühlicht
FI5673A (fi) Signallampa
CH66570A (fr) Compresseur
FR466491A (fr) Perfectionnements aux lampes à acétylène
FR454272A (fr) Perfectionnements aux lampes à acétylène
FR466321A (fr) Isoloir-paravent
FR460398A (fr) Crible
FR475946A (fr) Perfectionnements aux réveils
CH68689A (fr) Montre-bracelet