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FR1211935A - Improvement in electroluminescent devices - Google Patents

Improvement in electroluminescent devices

Info

Publication number
FR1211935A
FR1211935A FR1211935DA FR1211935A FR 1211935 A FR1211935 A FR 1211935A FR 1211935D A FR1211935D A FR 1211935DA FR 1211935 A FR1211935 A FR 1211935A
Authority
FR
France
Prior art keywords
improvement
electroluminescent devices
electroluminescent
devices
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
Other languages
French (fr)
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.)
British Thomson Houston Co Ltd
Original Assignee
British Thomson Houston Co 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 British Thomson Houston Co Ltd filed Critical British Thomson Houston Co Ltd
Application granted granted Critical
Publication of FR1211935A publication Critical patent/FR1211935A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B33/00—Electroluminescent light sources
    • H05B33/12—Light sources with substantially two-dimensional radiating surfaces
FR1211935D 1957-12-23 1958-12-23 Improvement in electroluminescent devices Expired FR1211935A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1211935X 1957-12-23

Publications (1)

Publication Number Publication Date
FR1211935A true FR1211935A (en) 1960-03-18

Family

ID=10882914

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1211935D Expired FR1211935A (en) 1957-12-23 1958-12-23 Improvement in electroluminescent devices

Country Status (1)

Country Link
FR (1) FR1211935A (en)

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