FR810298A - Improvements to luminescent tubes - Google Patents

Improvements to luminescent tubes

Info

Publication number
FR810298A
FR810298A FR810298DA FR810298A FR 810298 A FR810298 A FR 810298A FR 810298D A FR810298D A FR 810298DA FR 810298 A FR810298 A FR 810298A
Authority
FR
France
Prior art keywords
luminescent tubes
luminescent
tubes
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.)
APPLIC de l ELECTRICITE ET DES
Original Assignee
APPLIC de l ELECTRICITE ET DES
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 APPLIC de l ELECTRICITE ET DES filed Critical APPLIC de l ELECTRICITE ET DES
Application granted granted Critical
Publication of FR810298A publication Critical patent/FR810298A/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
    • H01J61/38—Devices for influencing the colour or wavelength of the light
    • H01J61/42—Devices for influencing the colour or wavelength of the light by transforming the wavelength of the light by luminescence
FR810298D 1935-12-07 1935-12-07 Improvements to luminescent tubes Expired FR810298A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR810298T 1935-12-07

Publications (1)

Publication Number Publication Date
FR810298A true FR810298A (en) 1937-03-18

Family

ID=9255236

Family Applications (1)

Application Number Title Priority Date Filing Date
FR810298D Expired FR810298A (en) 1935-12-07 1935-12-07 Improvements to luminescent tubes

Country Status (1)

Country Link
FR (1) FR810298A (en)

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