FR2128529A1 - - Google Patents

Info

Publication number
FR2128529A1
FR2128529A1 FR7207226A FR7207226A FR2128529A1 FR 2128529 A1 FR2128529 A1 FR 2128529A1 FR 7207226 A FR7207226 A FR 7207226A FR 7207226 A FR7207226 A FR 7207226A FR 2128529 A1 FR2128529 A1 FR 2128529A1
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.)
Granted
Application number
FR7207226A
Other languages
French (fr)
Other versions
FR2128529B1 (OSRAM
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.)
CAV Ltd
Original Assignee
CAV 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 CAV Ltd filed Critical CAV Ltd
Publication of FR2128529A1 publication Critical patent/FR2128529A1/fr
Application granted granted Critical
Publication of FR2128529B1 publication Critical patent/FR2128529B1/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
    • H05B39/00—Circuit arrangements or apparatus for operating incandescent light sources
    • H05B39/10—Circuits providing for substitution of the light source in case of its failure
FR7207226A 1971-03-05 1972-03-02 Expired FR2128529B1 (OSRAM)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB620571A GB1379602A (en) 1971-03-05 1971-03-05 Operating circuit for a lamp

Publications (2)

Publication Number Publication Date
FR2128529A1 true FR2128529A1 (OSRAM) 1972-10-20
FR2128529B1 FR2128529B1 (OSRAM) 1975-10-24

Family

ID=9810333

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7207226A Expired FR2128529B1 (OSRAM) 1971-03-05 1972-03-02

Country Status (5)

Country Link
DE (1) DE2209933A1 (OSRAM)
ES (1) ES178131Y (OSRAM)
FR (1) FR2128529B1 (OSRAM)
GB (1) GB1379602A (OSRAM)
IT (1) IT952093B (OSRAM)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2853677C2 (de) * 1978-12-13 1985-10-10 Leybold-Heraeus GmbH, 5000 Köln Schaltung für ein Ionisationsvakuummeter

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2012036A1 (OSRAM) * 1968-07-01 1970-03-13 Lucas Industries Ltd

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2012036A1 (OSRAM) * 1968-07-01 1970-03-13 Lucas Industries Ltd

Also Published As

Publication number Publication date
ES178131U (es) 1972-10-16
ES178131Y (es) 1973-04-16
FR2128529B1 (OSRAM) 1975-10-24
DE2209933A1 (de) 1972-09-07
IT952093B (it) 1973-07-20
GB1379602A (en) 1975-01-02

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Legal Events

Date Code Title Description
ST Notification of lapse