FR755358A - Luminescent electric tube - Google Patents

Luminescent electric tube

Info

Publication number
FR755358A
FR755358A FR755358DA FR755358A FR 755358 A FR755358 A FR 755358A FR 755358D A FR755358D A FR 755358DA FR 755358 A FR755358 A FR 755358A
Authority
FR
France
Prior art keywords
electric tube
luminescent electric
luminescent
tube
electric
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)
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.)
Osa Participations Industrielles SA
Original Assignee
Osa Participations Industrielles SA
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 Osa Participations Industrielles SA filed Critical Osa Participations Industrielles SA
Application granted granted Critical
Publication of FR755358A publication Critical patent/FR755358A/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
    • H01J61/02—Details
    • H01J61/04—Electrodes; Screens; Shields
    • H01J61/10—Shields, screens, or guides for influencing the discharge
    • H01J61/103—Shields, screens or guides arranged to extend the discharge path
FR755358D 1932-05-23 1933-05-10 Luminescent electric tube Expired FR755358A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE407565X 1932-05-23

Publications (1)

Publication Number Publication Date
FR755358A true FR755358A (en) 1933-11-23

Family

ID=6422188

Family Applications (1)

Application Number Title Priority Date Filing Date
FR755358D Expired FR755358A (en) 1932-05-23 1933-05-10 Luminescent electric tube

Country Status (3)

Country Link
FR (1) FR755358A (en)
GB (1) GB407565A (en)
NL (1) NL35713C (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2195047B (en) * 1986-08-13 1991-04-17 Canon Kk Flash device for camera
JPH01243361A (en) * 1988-03-25 1989-09-28 Toshiba Electric Equip Corp Plane-shaped fluorescent lamp

Also Published As

Publication number Publication date
NL35713C (en)
GB407565A (en) 1934-03-22

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