FR1218236A - Lampe à incandescence - Google Patents

Lampe à incandescence

Info

Publication number
FR1218236A
FR1218236A FR788442A FR788442A FR1218236A FR 1218236 A FR1218236 A FR 1218236A FR 788442 A FR788442 A FR 788442A FR 788442 A FR788442 A FR 788442A FR 1218236 A FR1218236 A FR 1218236A
Authority
FR
France
Prior art keywords
incandescent lamp
incandescent
lamp
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
FR788442A
Other languages
English (en)
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.)
Compagnie des Lampes
Original Assignee
Compagnie des Lampes
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 Compagnie des Lampes filed Critical Compagnie des Lampes
Application granted granted Critical
Publication of FR1218236A publication Critical patent/FR1218236A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/50—Selection of substances for gas fillings; Specified pressure thereof
FR788442A 1958-03-06 1959-03-05 Lampe à incandescence Expired FR1218236A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1218236XA 1958-03-06 1958-03-06

Publications (1)

Publication Number Publication Date
FR1218236A true FR1218236A (fr) 1960-05-09

Family

ID=22399032

Family Applications (1)

Application Number Title Priority Date Filing Date
FR788442A Expired FR1218236A (fr) 1958-03-06 1959-03-05 Lampe à incandescence

Country Status (1)

Country Link
FR (1) FR1218236A (fr)

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