FR894331A - Scellement étanche au vide - Google Patents

Scellement étanche au vide

Info

Publication number
FR894331A
FR894331A FR894331DA FR894331A FR 894331 A FR894331 A FR 894331A FR 894331D A FR894331D A FR 894331DA FR 894331 A FR894331 A FR 894331A
Authority
FR
France
Prior art keywords
vacuum sealing
vacuum
sealing
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)
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.)
Fides Gesellschaft fuer die Verwaltung und Verwertung von Gewerblichen Schutzrechten mbH
Original Assignee
Fides Gesellschaft fuer die Verwaltung und Verwertung von Gewerblichen Schutzrechten mbH
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 Fides Gesellschaft fuer die Verwaltung und Verwertung von Gewerblichen Schutzrechten mbH filed Critical Fides Gesellschaft fuer die Verwaltung und Verwertung von Gewerblichen Schutzrechten mbH
Application granted granted Critical
Publication of FR894331A publication Critical patent/FR894331A/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
    • H01J5/32—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
FR894331D 1941-10-28 1943-04-29 Scellement étanche au vide Expired FR894331A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE894331X 1941-10-28

Publications (1)

Publication Number Publication Date
FR894331A true FR894331A (fr) 1944-12-20

Family

ID=6847089

Family Applications (1)

Application Number Title Priority Date Filing Date
FR894331D Expired FR894331A (fr) 1941-10-28 1943-04-29 Scellement étanche au vide

Country Status (1)

Country Link
FR (1) FR894331A (fr)

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