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FR1082320A - Improvements in the manufacture of electric lamps - Google Patents

Improvements in the manufacture of electric lamps

Info

Publication number
FR1082320A
FR1082320A FR1082320DA FR1082320A FR 1082320 A FR1082320 A FR 1082320A FR 1082320D A FR1082320D A FR 1082320DA FR 1082320 A FR1082320 A FR 1082320A
Authority
FR
France
Prior art keywords
manufacture
electric lamps
lamps
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)
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 FR1082320A publication Critical patent/FR1082320A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J5/00—Details relating to vessels or to leading-in conductors common to two or more basic types of discharge tubes or lamps
    • H01J5/32—Seals for leading-in conductors
    • H01J5/40—End-disc seals, e.g. flat header
    • H01J5/42—End-disc seals, e.g. flat header using intermediate part
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2893/00—Discharge tubes and lamps
    • H01J2893/0033—Vacuum connection techniques applicable to discharge tubes and lamps
    • H01J2893/0034—Lamp bases
FR1082320D 1952-08-21 1953-08-19 Improvements in the manufacture of electric lamps Expired FR1082320A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1082320XA 1952-08-21 1952-08-21

Publications (1)

Publication Number Publication Date
FR1082320A true FR1082320A (en) 1954-12-28

Family

ID=22321020

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1082320D Expired FR1082320A (en) 1952-08-21 1953-08-19 Improvements in the manufacture of electric lamps

Country Status (1)

Country Link
FR (1) FR1082320A (en)

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