GB617517A - Improvements in or relating to vacuum vessels such as electric discharge tubes - Google Patents

Improvements in or relating to vacuum vessels such as electric discharge tubes

Info

Publication number
GB617517A
GB617517A GB12988/46A GB1298846A GB617517A GB 617517 A GB617517 A GB 617517A GB 12988/46 A GB12988/46 A GB 12988/46A GB 1298846 A GB1298846 A GB 1298846A GB 617517 A GB617517 A GB 617517A
Authority
GB
United Kingdom
Prior art keywords
electric discharge
nozzles
cathode
shaped bodies
cup
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
GB12988/46A
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.)
Philips Lamps Ltd
Koninklijke Philips NV
Original Assignee
Philips Lamps Ltd
Philips Gloeilampenfabrieken NV
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 Philips Lamps Ltd, Philips Gloeilampenfabrieken NV filed Critical Philips Lamps Ltd
Publication of GB617517A publication Critical patent/GB617517A/en
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

Landscapes

  • Vessels And Coating Films For Discharge Lamps (AREA)
GB12988/46A 1945-05-01 1946-04-30 Improvements in or relating to vacuum vessels such as electric discharge tubes Expired GB617517A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE262408X 1945-05-01

Publications (1)

Publication Number Publication Date
GB617517A true GB617517A (en) 1949-02-08

Family

ID=3866765

Family Applications (1)

Application Number Title Priority Date Filing Date
GB12988/46A Expired GB617517A (en) 1945-05-01 1946-04-30 Improvements in or relating to vacuum vessels such as electric discharge tubes

Country Status (4)

Country Link
BE (1) BE458664A (OSRAM)
CH (1) CH262408A (OSRAM)
FR (1) FR926127A (OSRAM)
GB (1) GB617517A (OSRAM)

Also Published As

Publication number Publication date
CH262408A (fr) 1949-06-30
BE458664A (OSRAM) 1945-10-31
FR926127A (fr) 1947-09-23

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