GB677035A - Improvements in or relating to gas and/or vapour filled electric discharge tubes - Google Patents

Improvements in or relating to gas and/or vapour filled electric discharge tubes

Info

Publication number
GB677035A
GB677035A GB16268/50A GB1626850A GB677035A GB 677035 A GB677035 A GB 677035A GB 16268/50 A GB16268/50 A GB 16268/50A GB 1626850 A GB1626850 A GB 1626850A GB 677035 A GB677035 A GB 677035A
Authority
GB
United Kingdom
Prior art keywords
electric discharge
relating
gas
discharge tubes
filled electric
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
GB16268/50A
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 Electrical Industries Ltd
Original Assignee
Philips Electrical Industries Ltd
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 Electrical Industries Ltd filed Critical Philips Electrical Industries Ltd
Publication of GB677035A publication Critical patent/GB677035A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/54—Igniting arrangements, e.g. promoting ionisation for starting
    • H01J61/545—Igniting arrangements, e.g. promoting ionisation for starting using an auxiliary electrode inside the vessel

Landscapes

  • Vessels And Coating Films For Discharge Lamps (AREA)
  • Glass Compositions (AREA)
  • Formation Of Various Coating Films On Cathode Ray Tubes And Lamps (AREA)
GB16268/50A 1949-07-02 1950-06-29 Improvements in or relating to gas and/or vapour filled electric discharge tubes Expired GB677035A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL287020X 1949-07-02

Publications (1)

Publication Number Publication Date
GB677035A true GB677035A (en) 1952-08-06

Family

ID=19782570

Family Applications (1)

Application Number Title Priority Date Filing Date
GB16268/50A Expired GB677035A (en) 1949-07-02 1950-06-29 Improvements in or relating to gas and/or vapour filled electric discharge tubes

Country Status (6)

Country Link
BE (1) BE496708A (id)
CH (1) CH287020A (id)
DE (1) DE825287C (id)
FR (1) FR1021870A (id)
GB (1) GB677035A (id)
NL (2) NL79807C (id)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1028685B (de) * 1956-08-01 1958-04-24 Patra Patent Treuhand Elektrische Entladungslampe mit Innenzuendstrich, insbesondere Leuchtstofflampe

Also Published As

Publication number Publication date
NL79807C (id)
FR1021870A (fr) 1953-02-25
CH287020A (de) 1952-11-15
BE496708A (id)
NL147360B (nl)
DE825287C (de) 1951-12-17

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