FR697876A - Electric lamp - Google Patents

Electric lamp

Info

Publication number
FR697876A
FR697876A FR697876DA FR697876A FR 697876 A FR697876 A FR 697876A FR 697876D A FR697876D A FR 697876DA FR 697876 A FR697876 A FR 697876A
Authority
FR
France
Prior art keywords
electric lamp
lamp
electric
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)
Inventor
Anton Lederer
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 FR697876A publication Critical patent/FR697876A/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
    • H01J61/96—Lamps with light-emitting discharge path and separately-heated incandescent body within a common envelope, e.g. for simulating daylight
FR697876D 1929-06-25 1930-06-25 Electric lamp Expired FR697876A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT132552T 1929-06-25

Publications (1)

Publication Number Publication Date
FR697876A true FR697876A (en) 1931-01-23

Family

ID=3637458

Family Applications (1)

Application Number Title Priority Date Filing Date
FR697876D Expired FR697876A (en) 1929-06-25 1930-06-25 Electric lamp

Country Status (5)

Country Link
US (1) US2304768A (en)
AT (1) AT132552B (en)
DE (1) DE612050C (en)
FR (1) FR697876A (en)
GB (1) GB357252A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2444427A (en) * 1943-03-26 1948-07-06 Standard Telephones Cables Ltd Gas filled tube
US2438181A (en) * 1943-05-27 1948-03-23 Westinghouse Electric Corp Fluorescent and/or cathode glow lamp and method
US2930934A (en) * 1958-02-12 1960-03-29 Westinghouse Electric Corp Discharge lamp
DE1132657B (en) * 1959-05-15 1962-07-05 Patra Patent Treuhand High-pressure discharge lamp with an ignition coil arranged in the discharge space parallel to the discharge

Also Published As

Publication number Publication date
AT132552B (en) 1933-03-25
GB357252A (en) 1931-09-21
US2304768A (en) 1942-12-08
DE612050C (en) 1935-04-12

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