FR1570091A - - Google Patents

Info

Publication number
FR1570091A
FR1570091A FR1570091DA FR1570091A FR 1570091 A FR1570091 A FR 1570091A FR 1570091D A FR1570091D A FR 1570091DA FR 1570091 A FR1570091 A FR 1570091A
Authority
FR
France
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)
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 filed Critical
Application granted granted Critical
Publication of FR1570091A publication Critical patent/FR1570091A/fr
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
    • H05B33/26—Light sources with substantially two-dimensional radiating surfaces characterised by the composition or arrangement of the conductive material used as an electrode
FR1570091D 1967-05-22 1968-05-22 Expired FR1570091A (OSRAM)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US64023267A 1967-05-22 1967-05-22

Publications (1)

Publication Number Publication Date
FR1570091A true FR1570091A (OSRAM) 1969-06-06

Family

ID=24567385

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1570091D Expired FR1570091A (OSRAM) 1967-05-22 1968-05-22

Country Status (4)

Country Link
DE (1) DE1764341B2 (OSRAM)
FR (1) FR1570091A (OSRAM)
GB (1) GB1225315A (OSRAM)
SE (1) SE325647B (OSRAM)

Also Published As

Publication number Publication date
SE325647B (OSRAM) 1970-07-06
DE1764341B2 (de) 1972-11-23
GB1225315A (OSRAM) 1971-03-17
DE1764341A1 (de) 1972-02-17

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Legal Events

Date Code Title Description
ST Notification of lapse