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ES177020A1 - Mejoras en o relativas a válvulas termiónicas - Google Patents

Mejoras en o relativas a válvulas termiónicas

Info

Publication number
ES177020A1
ES177020A1 ES177020A ES177020A ES177020A1 ES 177020 A1 ES177020 A1 ES 177020A1 ES 177020 A ES177020 A ES 177020A ES 177020 A ES177020 A ES 177020A ES 177020 A1 ES177020 A1 ES 177020A1
Authority
ES
Spain
Prior art keywords
termium
valves
relative
termium valves
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
ES177020A
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.)
Nokia Spain SA
Original Assignee
Alcatel Espana SA
Standard Electrica 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 Alcatel Espana SA, Standard Electrica SA filed Critical Alcatel Espana SA
Publication of ES177020A1 publication Critical patent/ES177020A1/es
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J5/00—Details relating to vessels or to leading-in conductors common to two or more basic types of discharge tubes or lamps
    • H01J5/02—Vessels; Containers; Shields associated therewith; Vacuum locks
    • 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
    • H01J19/42—Mounting, supporting, spacing, or insulating of electrodes or of electrode assemblies
    • 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
    • H01J2893/0002—Construction arrangements of electrode systems
ES177020A 1939-07-11 1947-02-28 Mejoras en o relativas a válvulas termiónicas Expired ES177020A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2021239A GB531904A (en) 1939-07-11 1939-07-11 Improvements in or relating to electron discharge devices

Publications (1)

Publication Number Publication Date
ES177020A1 true ES177020A1 (es) 1947-04-16

Family

ID=10142272

Family Applications (1)

Application Number Title Priority Date Filing Date
ES177020A Expired ES177020A1 (es) 1939-07-11 1947-02-28 Mejoras en o relativas a válvulas termiónicas

Country Status (2)

Country Link
ES (1) ES177020A1 (es)
GB (1) GB531904A (es)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3524703A (en) * 1968-07-29 1970-08-18 John S Wright Transparency storage and display device for an overhead projector

Also Published As

Publication number Publication date
GB531904A (en) 1941-01-14

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