FR447778A - Lampe à incandescence démontable - Google Patents

Lampe à incandescence démontable

Info

Publication number
FR447778A
FR447778A FR447778DA FR447778A FR 447778 A FR447778 A FR 447778A FR 447778D A FR447778D A FR 447778DA FR 447778 A FR447778 A FR 447778A
Authority
FR
France
Prior art keywords
detachable
incandescent lamp
incandescent
lamp
detachable incandescent
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
English (en)
Inventor
Emanuel Cervenka
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR447778A publication Critical patent/FR447778A/fr
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
    • H01J5/20—Seals between parts of vessels
    • H01J5/22—Vacuum-tight joints between parts of vessel
    • H01J5/30—Vacuum-tight joints between parts of vessel using packing-material, e.g. sealing-liquid or elastic insert
    • 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
    • H01J2893/0047—Closure other than lamp base
FR447778D 1911-11-06 1911-11-06 Lampe à incandescence démontable Expired FR447778A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR447778T 1911-11-06

Publications (1)

Publication Number Publication Date
FR447778A true FR447778A (fr) 1913-01-15

Family

ID=1488440

Family Applications (1)

Application Number Title Priority Date Filing Date
FR447778D Expired FR447778A (fr) 1911-11-06 1911-11-06 Lampe à incandescence démontable

Country Status (1)

Country Link
FR (1) FR447778A (fr)

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