NL246331A - - Google Patents

Info

Publication number
NL246331A
NL246331A NL246331DA NL246331A NL 246331 A NL246331 A NL 246331A NL 246331D A NL246331D A NL 246331DA NL 246331 A NL246331 A NL 246331A
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 NL246331A publication Critical patent/NL246331A/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
NL246331D 1951-07-11 NL246331A (enrdf_load_html_response)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1951S0023911 DE890999C (de) 1951-07-11 1951-07-11 Indirekt beheizte Kathode fuer elektrische Entladungsgefaesse

Publications (1)

Publication Number Publication Date
NL246331A true NL246331A (enrdf_load_html_response)

Family

ID=7477605

Family Applications (2)

Application Number Title Priority Date Filing Date
NL246331D NL246331A (enrdf_load_html_response) 1951-07-11
NL246331A NL111216C (enrdf_load_html_response) 1951-07-11 1952-06-07

Family Applications After (1)

Application Number Title Priority Date Filing Date
NL246331A NL111216C (enrdf_load_html_response) 1951-07-11 1952-06-07

Country Status (3)

Country Link
DE (1) DE890999C (enrdf_load_html_response)
FR (1) FR1065540A (enrdf_load_html_response)
NL (2) NL111216C (enrdf_load_html_response)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB810202A (en) * 1955-06-10 1959-03-11 Vickers Electrical Co Ltd Improvements relating to thermionic cathodes for electron discharge devices
US3097419A (en) * 1960-03-11 1963-07-16 dickson
NL274464A (enrdf_load_html_response) * 1961-02-07
NL7905542A (nl) * 1979-07-17 1981-01-20 Philips Nv Naleveringskathode.
US5343112A (en) * 1989-01-18 1994-08-30 Balzers Aktiengesellschaft Cathode arrangement

Also Published As

Publication number Publication date
DE890999C (de) 1953-09-24
FR1065540A (fr) 1954-05-26
NL111216C (enrdf_load_html_response) 1960-02-16

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