FR864204A - Dispositif d'éclairage - Google Patents

Dispositif d'éclairage

Info

Publication number
FR864204A
FR864204A FR864204DA FR864204A FR 864204 A FR864204 A FR 864204A FR 864204D A FR864204D A FR 864204DA FR 864204 A FR864204 A FR 864204A
Authority
FR
France
Prior art keywords
lighting device
lighting
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
English (en)
Inventor
Siegwart Hermann
Max Altmann
Frederic Duschinsky
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 FR864204A publication Critical patent/FR864204A/fr
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V1/00—Shades for light sources, i.e. lampshades for table, floor, wall or ceiling lamps
    • F21V1/14—Covers for frames; Frameless shades
    • F21V1/16—Covers for frames; Frameless shades characterised by the material
    • F21V1/17—Covers for frames; Frameless shades characterised by the material the material comprising photoluminescent substances
FR864204D 1939-11-21 1939-11-21 Dispositif d'éclairage Expired FR864204A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR864204T 1939-11-21

Publications (1)

Publication Number Publication Date
FR864204A true FR864204A (fr) 1941-04-22

Family

ID=9343704

Family Applications (1)

Application Number Title Priority Date Filing Date
FR864204D Expired FR864204A (fr) 1939-11-21 1939-11-21 Dispositif d'éclairage

Country Status (1)

Country Link
FR (1) FR864204A (fr)

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