FR893889A - Luminous tori - Google Patents

Luminous tori

Info

Publication number
FR893889A
FR893889A FR893889DA FR893889A FR 893889 A FR893889 A FR 893889A FR 893889D A FR893889D A FR 893889DA FR 893889 A FR893889 A FR 893889A
Authority
FR
France
Prior art keywords
tori
luminous
luminous tori
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
French (fr)
Inventor
Jean-Baptiste-Joseph Abadie
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
Application granted granted Critical
Publication of FR893889A publication Critical patent/FR893889A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/96—Lamps with light-emitting discharge path and separately-heated incandescent body within a common envelope, e.g. for simulating daylight
FR893889D 1939-06-08 1939-05-12 Luminous tori Expired FR893889A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US278062A US2282693A (en) 1939-06-08 1939-06-08 Luminous torus

Publications (1)

Publication Number Publication Date
FR893889A true FR893889A (en) 1944-11-08

Family

ID=23063529

Family Applications (1)

Application Number Title Priority Date Filing Date
FR893889D Expired FR893889A (en) 1939-06-08 1939-05-12 Luminous tori

Country Status (3)

Country Link
US (1) US2282693A (en)
BE (1) BE428063A (en)
FR (1) FR893889A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3123933A (en) * 1964-03-10 Insect eradicator
DE3916997C2 (en) * 1988-06-16 1994-04-14 Tetsuhiro Kano Lighting device
US20040264187A1 (en) * 2003-06-25 2004-12-30 Vanderschuit Carl R. Lighting device

Also Published As

Publication number Publication date
BE428063A (en) 1938-06-30
US2282693A (en) 1942-05-12

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