BE371407A - - Google Patents

Info

Publication number
BE371407A
BE371407A BE371407DA BE371407A BE 371407 A BE371407 A BE 371407A BE 371407D A BE371407D A BE 371407DA BE 371407 A BE371407 A BE 371407A
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 BE371407A publication Critical patent/BE371407A/xx
Priority claimed from US373632A external-priority patent/US1794283A/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/70—Lamps with low-pressure unconstricted discharge having a cold pressure < 400 Torr
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J17/00—Gas-filled discharge tubes with solid cathode
    • H01J17/02—Details
    • H01J17/04—Electrodes; Screens
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/04—Electrodes; Screens; Shields
    • H01J61/06—Main electrodes
    • H01J61/067—Main electrodes for low-pressure discharge lamps
    • H01J61/0672—Main electrodes for low-pressure discharge lamps characterised by the construction of the electrode
BE371407D 1929-06-25 BE371407A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US373632A US1794283A (en) 1929-06-25 1929-06-25 Rectifying apparatus
US483949A US1951150A (en) 1929-06-25 1930-09-23 Gas conduction device

Publications (1)

Publication Number Publication Date
BE371407A true BE371407A (en)

Family

ID=27006257

Family Applications (1)

Application Number Title Priority Date Filing Date
BE371407D BE371407A (en) 1929-06-25

Country Status (4)

Country Link
US (1) US1951150A (en)
BE (1) BE371407A (en)
FR (3) FR697838A (en)
GB (2) GB354452A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE764007C (en) * 1937-10-09 1954-05-10 Siemens Schuckertwerke A G Electric gas or vapor discharge vessel controlled in its work performance
US2419902A (en) * 1944-03-10 1947-04-29 Sylvania Electric Prod Fluorescent electric discharge lamp
US2478119A (en) * 1945-04-20 1949-08-02 Gen Motors Corp Gaseous discharge tube

Also Published As

Publication number Publication date
FR40808E (en) 1932-08-23
GB354452A (en) 1931-08-13
US1951150A (en) 1934-03-13
GB389157A (en) 1933-03-16
FR40029E (en) 1932-03-25
FR697838A (en) 1931-01-22

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