NL208455A - - Google Patents

Info

Publication number
NL208455A
NL208455A NL208455DA NL208455A NL 208455 A NL208455 A NL 208455A NL 208455D A NL208455D A NL 208455DA NL 208455 A NL208455 A NL 208455A
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 NL208455A publication Critical patent/NL208455A/xx

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J1/00—Details 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
    • H01J1/02—Main electrodes
    • H01J1/13—Solid thermionic cathodes
    • H01J1/20—Cathodes heated indirectly by an electric current; Cathodes heated by electron or ion bombardment
    • H01J1/28—Dispenser-type cathodes, e.g. L-cathode
NL208455D 1954-06-29 NL208455A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1124860X 1954-06-29

Publications (1)

Publication Number Publication Date
NL208455A true NL208455A (en)

Family

ID=7724980

Family Applications (2)

Application Number Title Priority Date Filing Date
NL198428D NL198428A (en) 1954-06-29
NL208455D NL208455A (en) 1954-06-29

Family Applications Before (1)

Application Number Title Priority Date Filing Date
NL198428D NL198428A (en) 1954-06-29

Country Status (2)

Country Link
FR (2) FR1124860A (en)
NL (2) NL208455A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3495122A (en) * 1967-07-17 1970-02-10 Siemens Ag Indirectly heated supply cathode

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2494035A1 (en) * 1980-11-07 1982-05-14 Thomson Csf THERMO-ELECTRONIC CATHODE FOR MICROFREQUENCY TUBE AND TUBE INCORPORATING SUCH A CATHODE
JPH11339633A (en) * 1997-11-04 1999-12-10 Sony Corp Impregnated cathode and manufacture therefor and electron gun and electronic tube
JP3596453B2 (en) 2000-09-28 2004-12-02 ウシオ電機株式会社 Short arc discharge lamp

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3495122A (en) * 1967-07-17 1970-02-10 Siemens Ag Indirectly heated supply cathode

Also Published As

Publication number Publication date
FR69716E (en) 1958-11-19
FR1124860A (en) 1956-10-19
NL198428A (en)

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