GB1554741A - Flourescent lamps - Google Patents

Flourescent lamps

Info

Publication number
GB1554741A
GB1554741A GB222776A GB222776A GB1554741A GB 1554741 A GB1554741 A GB 1554741A GB 222776 A GB222776 A GB 222776A GB 222776 A GB222776 A GB 222776A GB 1554741 A GB1554741 A GB 1554741A
Authority
GB
United Kingdom
Prior art keywords
flourescent lamps
flourescent
lamps
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
GB222776A
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.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Publication of GB1554741A publication Critical patent/GB1554741A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J65/00—Lamps without any electrode inside the vessel; Lamps with at least one main electrode outside the vessel
    • H01J65/04—Lamps in which a gas filling is excited to luminesce by an external electromagnetic field or by external corpuscular radiation, e.g. for indicating plasma display panels
    • H01J65/042—Lamps in which a gas filling is excited to luminesce by an external electromagnetic field or by external corpuscular radiation, e.g. for indicating plasma display panels by an external electromagnetic field
    • H01J65/048—Lamps in which a gas filling is excited to luminesce by an external electromagnetic field or by external corpuscular radiation, e.g. for indicating plasma display panels by an external electromagnetic field the field being produced by using an excitation coil

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Discharge Lamps And Accessories Thereof (AREA)
  • Circuit Arrangements For Discharge Lamps (AREA)
  • Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)
GB222776A 1975-01-20 1976-01-20 Flourescent lamps Expired GB1554741A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US54237575A 1975-01-20 1975-01-20

Publications (1)

Publication Number Publication Date
GB1554741A true GB1554741A (en) 1979-10-31

Family

ID=24163552

Family Applications (3)

Application Number Title Priority Date Filing Date
GB3692178A Expired GB1554743A (en) 1975-01-20 1976-01-20 Electrodeless fluorescent lamps
GB222776A Expired GB1554741A (en) 1975-01-20 1976-01-20 Flourescent lamps
GB3692278A Expired GB1554744A (en) 1975-01-20 1976-01-20 Electrodeless fluorescent lamps

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB3692178A Expired GB1554743A (en) 1975-01-20 1976-01-20 Electrodeless fluorescent lamps

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB3692278A Expired GB1554744A (en) 1975-01-20 1976-01-20 Electrodeless fluorescent lamps

Country Status (8)

Country Link
JP (1) JPS5197278A (en)
BE (1) BE837717A (en)
BR (1) BR7600347A (en)
DE (1) DE2601611C3 (en)
FR (1) FR2298188A1 (en)
GB (3) GB1554743A (en)
IT (1) IT1054251B (en)
NL (1) NL7600571A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5390677A (en) * 1977-01-20 1978-08-09 Toshiba Corp Fluorescent lamp
JPS53105076A (en) * 1977-02-23 1978-09-12 Toshiba Corp Fluorescent lamp
JPS53117269A (en) * 1977-03-22 1978-10-13 Toshiba Corp Electric lamp
JPS5462680A (en) * 1977-10-26 1979-05-19 Toshiba Corp Flash light

Also Published As

Publication number Publication date
JPS5649414B2 (en) 1981-11-21
DE2601611A1 (en) 1976-07-22
FR2298188A1 (en) 1976-08-13
NL7600571A (en) 1976-07-22
IT1054251B (en) 1981-11-10
BR7600347A (en) 1976-08-31
BE837717A (en) 1976-07-20
DE2601611C3 (en) 1980-07-17
JPS5197278A (en) 1976-08-26
GB1554744A (en) 1979-10-31
FR2298188B1 (en) 1978-11-10
DE2601611B2 (en) 1979-11-08
GB1554743A (en) 1979-10-31

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee