FR1022564A - Perfectionnements aux appareils d'éclairage à fluorescence - Google Patents

Perfectionnements aux appareils d'éclairage à fluorescence

Info

Publication number
FR1022564A
FR1022564A FR1022564DA FR1022564A FR 1022564 A FR1022564 A FR 1022564A FR 1022564D A FR1022564D A FR 1022564DA FR 1022564 A FR1022564 A FR 1022564A
Authority
FR
France
Prior art keywords
lighting fixtures
fluorescence lighting
fluorescence
fixtures
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
Thomas Thompson
Edward Logan Johnston Potts
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.)
Clarke Chapman Group Ltd
Original Assignee
Clarke Chapman and Co Ltd
Clarke Chapman Group Ltd
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 Clarke Chapman and Co Ltd, Clarke Chapman Group Ltd filed Critical Clarke Chapman and Co Ltd
Application granted granted Critical
Publication of FR1022564A publication Critical patent/FR1022564A/fr
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S8/00—Lighting devices intended for fixed installation
    • F21S8/04—Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2103/00—Elongate light sources, e.g. fluorescent tubes
    • F21Y2103/30—Elongate light sources, e.g. fluorescent tubes curved
    • F21Y2103/33—Elongate light sources, e.g. fluorescent tubes curved annular

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR1022564D 1950-07-27 1950-07-27 Perfectionnements aux appareils d'éclairage à fluorescence Expired FR1022564A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1022564T 1950-07-27

Publications (1)

Publication Number Publication Date
FR1022564A true FR1022564A (fr) 1953-03-06

Family

ID=9577710

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1022564D Expired FR1022564A (fr) 1950-07-27 1950-07-27 Perfectionnements aux appareils d'éclairage à fluorescence

Country Status (1)

Country Link
FR (1) FR1022564A (fr)

Similar Documents

Publication Publication Date Title
FR1011455A (fr) Perfectionnements aux appareils d'éclairage
FR1022564A (fr) Perfectionnements aux appareils d'éclairage à fluorescence
FR1058256A (fr) Appareil d'éclairage
FR1078910A (fr) Appareil d'éclairage pour tubes fluorescents
FR1016594A (fr) Perfectionnements aux appareils d'éclairage
FR1027128A (fr) Perfectionnements aux appareils d'éclairage
FR921846A (fr) Perfectionnements aux appareils d'éclairage
FR1050146A (fr) Appareil d'éclairage dirigé
FR62040E (fr) Perfectionnements aux appareils d'éclairage
FR62520E (fr) Perfectionnements aux appareils d'éclairage
FR985319A (fr) Perfectionnements aux appareils d'éclairage
FR1045640A (fr) Appareil d'éclairage
FR1037344A (fr) Appareil d'éclairage
FR951747A (fr) Appareillage d'éclairage
FR1041696A (fr) Perfectionnements aux lampes fluorescentes
FR1065882A (fr) Appareil d'éclairage
FR951749A (fr) Perfectionnements aux appareils d'éclairage
FR1061072A (fr) Perfectionnements apportés aux appareils d'éclairage à tuhe fluorescent
FR1020280A (fr) Appareil d'éclairage
FR1016434A (fr) Appareil d'éclairage
FR937773A (fr) Perfectionnements aux appareils d'éclairage
FR912665A (fr) Perfectionnements aux appareils d'éclairage
FR944000A (fr) Perfectionnements aux appareils d'éclairage
FR1060984A (fr) Appareil d'éclairage public
FR916958A (fr) Appareils d'éclairage décoratif à luminescence