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GB531903A - Improvements in or relating to electron discharge devices - Google Patents

Improvements in or relating to electron discharge devices

Info

Publication number
GB531903A
GB531903A GB2021139A GB2021139A GB531903A GB 531903 A GB531903 A GB 531903A GB 2021139 A GB2021139 A GB 2021139A GB 2021139 A GB2021139 A GB 2021139A GB 531903 A GB531903 A GB 531903A
Authority
GB
United Kingdom
Prior art keywords
plates
base
electrodes
anodes
bulb
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
GB2021139A
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.)
STC PLC
Original Assignee
Standard Telephone and Cables PLC
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 Standard Telephone and Cables PLC filed Critical Standard Telephone and Cables PLC
Priority to GB2021139A priority Critical patent/GB531903A/en
Publication of GB531903A publication Critical patent/GB531903A/en
Priority to ES177023A priority patent/ES177023A1/es
Expired legal-status Critical Current

Links

Classifications

    • 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

Landscapes

  • Vessels And Coating Films For Discharge Lamps (AREA)
GB2021139A 1939-07-11 1939-07-11 Improvements in or relating to electron discharge devices Expired GB531903A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB2021139A GB531903A (en) 1939-07-11 1939-07-11 Improvements in or relating to electron discharge devices
ES177023A ES177023A1 (es) 1939-07-11 1947-02-28 Mejoras en o relativas a válvulas termoiónicas

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2021139A GB531903A (en) 1939-07-11 1939-07-11 Improvements in or relating to electron discharge devices

Publications (1)

Publication Number Publication Date
GB531903A true GB531903A (en) 1941-01-14

Family

ID=10142258

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2021139A Expired GB531903A (en) 1939-07-11 1939-07-11 Improvements in or relating to electron discharge devices

Country Status (2)

Country Link
ES (1) ES177023A1 (es)
GB (1) GB531903A (es)

Also Published As

Publication number Publication date
ES177023A1 (es) 1947-04-16

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