BE444348A - - Google Patents

Info

Publication number
BE444348A
BE444348A BE444348DA BE444348A BE 444348 A BE444348 A BE 444348A BE 444348D A BE444348D A BE 444348DA BE 444348 A BE444348 A BE 444348A
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.)
Filing date
Publication date
Application filed filed Critical
Publication of BE444348A publication Critical patent/BE444348A/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
    • H01J61/30—Vessels; Containers
    • H01J61/33—Special shape of cross-section, e.g. for producing cool spot
BE444348D 1940-12-30 1942-02-02 BE444348A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US372273A US2329124A (en) 1940-12-30 1940-12-30 Gaseous electrical discharge lamp

Publications (1)

Publication Number Publication Date
BE444348A true BE444348A (enrdf_load_stackoverflow) 1942-03-31

Family

ID=23467447

Family Applications (1)

Application Number Title Priority Date Filing Date
BE444348D BE444348A (enrdf_load_stackoverflow) 1940-12-30 1942-02-02

Country Status (5)

Country Link
US (1) US2329124A (enrdf_load_stackoverflow)
BE (1) BE444348A (enrdf_load_stackoverflow)
DE (1) DE748762C (enrdf_load_stackoverflow)
FR (1) FR878759A (enrdf_load_stackoverflow)
NL (1) NL67953C (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57187860A (en) * 1981-05-13 1982-11-18 Hitachi Ltd Discharge lamp with mercury of very high pressure
US5138228A (en) * 1990-12-31 1992-08-11 Welch Allyn, Inc. Bulb geometry for low power metal halide lamp

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE696505C (de) * 1938-12-01 1940-09-23 Patra Patent Treuhand Elektrische Hochleistungsueberdruckentladungslampe fuer Projektionszwecke

Also Published As

Publication number Publication date
FR878759A (fr) 1943-01-29
DE748762C (de) 1944-11-09
NL67953C (enrdf_load_stackoverflow) 1951-06-15
US2329124A (en) 1943-09-07

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