GB630707A - Improvements in or relating to electric discharge tubes - Google Patents

Improvements in or relating to electric discharge tubes

Info

Publication number
GB630707A
GB630707A GB758/47A GB75847A GB630707A GB 630707 A GB630707 A GB 630707A GB 758/47 A GB758/47 A GB 758/47A GB 75847 A GB75847 A GB 75847A GB 630707 A GB630707 A GB 630707A
Authority
GB
United Kingdom
Prior art keywords
tubes
bends
relating
electric discharge
junction
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
GB758/47A
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 GB630707A publication Critical patent/GB630707A/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
    • H01J61/30—Vessels; Containers
    • H01J61/32—Special longitudinal shape, e.g. for advertising purposes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/30—Vessels; Containers
    • H01J61/305—Flat vessels or containers
    • H01J61/307—Flat vessels or containers with folded elongated discharge path

Landscapes

  • Vessels And Coating Films For Discharge Lamps (AREA)
GB758/47A 1943-07-26 1947-01-09 Improvements in or relating to electric discharge tubes Expired GB630707A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL630707X 1943-07-26

Publications (1)

Publication Number Publication Date
GB630707A true GB630707A (en) 1949-10-19

Family

ID=19788727

Family Applications (1)

Application Number Title Priority Date Filing Date
GB758/47A Expired GB630707A (en) 1943-07-26 1947-01-09 Improvements in or relating to electric discharge tubes

Country Status (3)

Country Link
BE (1) BE456963A (enrdf_load_stackoverflow)
FR (1) FR906093A (enrdf_load_stackoverflow)
GB (1) GB630707A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4833574A (en) * 1988-03-11 1989-05-23 Galagher P Christopher J Annular fluorescent lamp

Also Published As

Publication number Publication date
FR906093A (fr) 1945-12-21
BE456963A (enrdf_load_stackoverflow)

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