BE397776A - - Google Patents

Info

Publication number
BE397776A
BE397776A BE397776DA BE397776A BE 397776 A BE397776 A BE 397776A BE 397776D A BE397776D A BE 397776DA BE 397776 A BE397776 A BE 397776A
Authority
BE
Belgium
Application number
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.)
Publication of BE397776A publication Critical patent/BE397776A/xx

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/12—Selection of substances for gas fillings; Specified operating pressure or temperature
    • H01J61/18—Selection of substances for gas fillings; Specified operating pressure or temperature having a metallic vapour as the principal constituent
    • H01J61/22—Selection of substances for gas fillings; Specified operating pressure or temperature having a metallic vapour as the principal constituent vapour of an alkali metal
BE397776D 1932-12-31 BE397776A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1961750X 1932-12-31

Publications (1)

Publication Number Publication Date
BE397776A true BE397776A (fr)

Family

ID=7793038

Family Applications (1)

Application Number Title Priority Date Filing Date
BE397776D BE397776A (fr) 1932-12-31

Country Status (3)

Country Link
US (1) US1961750A (fr)
BE (1) BE397776A (fr)
NL (1) NL37467C (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2615140A (en) * 1948-09-28 1952-10-21 Hartford Nat Bank & Trust Co Electric discharge tube containing an alkaline metal
US3219869A (en) * 1963-07-01 1965-11-23 Gen Electric Cesium vapor discharge lamp
NL6511266A (fr) * 1965-08-28 1967-03-01

Also Published As

Publication number Publication date
NL37467C (fr)
US1961750A (en) 1934-06-05

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