NL108979C - - Google Patents

Info

Publication number
NL108979C
NL108979C NL108979DA NL108979C NL 108979 C NL108979 C NL 108979C NL 108979D A NL108979D A NL 108979DA NL 108979 C NL108979 C NL 108979C
Authority
NL
Netherlands
Application number
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.)
Publication of NL108979C publication Critical patent/NL108979C/xx

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J1/00Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps
    • H01J1/02Main electrodes
    • H01J1/13Solid thermionic cathodes
    • H01J1/20Cathodes heated indirectly by an electric current; Cathodes heated by electron or ion bombardment
    • H01J1/28Dispenser-type cathodes, e.g. L-cathode
NL108979D 1953-12-17 NL108979C (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DES36831A DE1033338B (de) 1953-12-17 1953-12-17 Rohrfoermige Kathode fuer elektrische Entladungsgefaesse

Publications (1)

Publication Number Publication Date
NL108979C true NL108979C (en:Method)

Family

ID=7482363

Family Applications (2)

Application Number Title Priority Date Filing Date
NL108979D NL108979C (en:Method) 1953-12-17
NL100384D NL100384C (en:Method) 1953-12-17

Family Applications After (1)

Application Number Title Priority Date Filing Date
NL100384D NL100384C (en:Method) 1953-12-17

Country Status (2)

Country Link
DE (1) DE1033338B (en:Method)
NL (2) NL100384C (en:Method)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE745133C (de) * 1935-06-27 1944-02-26 Aeg Mittelbar geheizte Kathode fuer elektrische Entladungsgefaesse
DE707255C (de) * 1936-09-21 1941-06-17 Siemens Schuckertwerke Akt Ges Gluehkathode hoher Leistung, insbesondere fuer gas- oder dampfgefuellte Entladungsgefaese
DE728589C (de) * 1939-03-09 1942-11-30 Lorenz C Ag Verfahren zur Herstellung von rohrfoermigen Wolframgluehkathoden fuer Elektronenroehren
DE892185C (de) * 1941-05-09 1953-10-05 Telefunken Gmbh Verfahren zur Herstellung einer gutleitenden Verbindung zwischen dem Ende einer Gluehdrahtwendel und einem zur Versteifung dienenden Metallteil
CH293282A (de) * 1944-09-19 1953-09-15 Siemens Ag Impulsröhre.
NL69486C (en:Method) * 1947-11-26

Also Published As

Publication number Publication date
NL100384C (en:Method)
DE1033338B (de) 1958-07-03

Similar Documents

Publication Publication Date Title
BE530136A (en:Method)
JPS308569B1 (en:Method)
AT191364A (en:Method)
AT190646B (en:Method)
AT193331B (en:Method)
AT191140B (en:Method)
AT191026B (en:Method)
AT189958B (en:Method)
FR65824E (en:Method)
FR1020614A (en:Method)
AT191238B (en:Method)
IT517633A (en:Method)
SE155302C1 (en:Method)
LU32237A1 (en:Method)
NL191978A (en:Method)
BE530638A (en:Method)
BE532105A (en:Method)
BE534229A (en:Method)
BE534345A (en:Method)
BE552404A (en:Method)
BE530241A (en:Method)
BE529995A (en:Method)
BE529503A (en:Method)
BE529194A (en:Method)
BE532853A (en:Method)