FR1004341A - Perfectionnements aux oscillographes cathodiques à inscription permanente - Google Patents

Perfectionnements aux oscillographes cathodiques à inscription permanente

Info

Publication number
FR1004341A
FR1004341A FR1004341DA FR1004341A FR 1004341 A FR1004341 A FR 1004341A FR 1004341D A FR1004341D A FR 1004341DA FR 1004341 A FR1004341 A FR 1004341A
Authority
FR
France
Prior art keywords
cathode ray
permanent cathode
ray oscillographs
oscillographs
permanent
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.)
Compteurs Schlumberger SA
Original Assignee
Compteurs Schlumberger 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 Compteurs Schlumberger SA filed Critical Compteurs Schlumberger SA
Application granted granted Critical
Publication of FR1004341A publication Critical patent/FR1004341A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/02—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
    • H01J29/10—Screens on or from which an image or pattern is formed, picked up, converted or stored
    • H01J29/14—Screens on or from which an image or pattern is formed, picked up, converted or stored acting by discoloration, e.g. halide screen
FR1004341D 1947-04-09 1947-04-09 Perfectionnements aux oscillographes cathodiques à inscription permanente Expired FR1004341A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1004341T 1947-04-09

Publications (1)

Publication Number Publication Date
FR1004341A true FR1004341A (fr) 1952-03-28

Family

ID=9563761

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1004341D Expired FR1004341A (fr) 1947-04-09 1947-04-09 Perfectionnements aux oscillographes cathodiques à inscription permanente

Country Status (1)

Country Link
FR (1) FR1004341A (fr)

Similar Documents

Publication Publication Date Title
FR1018484A (fr) Perfectionnements aux appareils à amplification magnétique
FR968764A (fr) Perfectionnements aux microscopes électroniques
FR967480A (fr) Perfectionnements aux appareils à ondulation permanente
CH278121A (de) Thoriumoxydhaltige Kathode.
FR1017940A (fr) Cathode thermionique
FR977272A (fr) Perfectionnements relatifs aux instruments à écrire
FR973056A (fr) Perfectionnements aux tubes à rayons cathodiques
FR1004341A (fr) Perfectionnements aux oscillographes cathodiques à inscription permanente
FR1028562A (fr) Perfectionnements aux circuits de déviation du rayon cathodique
FR1001095A (fr) Perfectionnements aux tubes à faisceau cathodique et analogues
FR1055323A (fr) Perfectionnements aux cathodes
FR931098A (fr) Perfectionnements aux oscillographes à faisceau cathodique
FR1004276A (fr) Oscillographe cathodique à inscription permanente
FR1060976A (fr) Cathode thermionique
FR931377A (fr) Perfectionnements aux oscillographes à rayons cathodiques
FR938656A (fr) Perfectionnements aux tubes à faisceau cathodique
FR1021531A (fr) Perfectionnements aux tubes à rayons cathodiques
FR1021747A (fr) Perfectionnements aux tubes à rayons cathodiques
FR56831E (fr) Perfectionnement aux oscillographes à rayons cathodiques
FR940431A (fr) Perfectionnements aux tubes électroniques oscillographiques à déflection magnétique
FR1016586A (fr) Perfectionnements apportés aux tubes cathodiques
FR987092A (fr) Perfectionnements aux tubes à faisceau cathodique
FR1029884A (fr) Perfectionnements aux tubes cathodiques indicateurs
FR940129A (fr) Perfectionnements aux cathodes
FR1080515A (fr) Aimant permanent anisotrope