BE432269A - - Google Patents

Info

Publication number
BE432269A
BE432269A BE432269DA BE432269A BE 432269 A BE432269 A BE 432269A BE 432269D A BE432269D A BE 432269DA BE 432269 A BE432269 A BE 432269A
Authority
BE
Belgium
Prior art keywords
darkening
paper
light
rings
opening
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE432269A publication Critical patent/BE432269A/fr

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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Toys (AREA)
BE432269D BE432269A (forum.php)

Publications (1)

Publication Number Publication Date
BE432269A true BE432269A (forum.php)

Family

ID=91890

Family Applications (1)

Application Number Title Priority Date Filing Date
BE432269D BE432269A (forum.php)

Country Status (1)

Country Link
BE (1) BE432269A (forum.php)

Similar Documents

Publication Publication Date Title
CA1260297A (fr) Dispositif d'eclairage notamment projecteur scenique simultanement reglable selon tous ses parametres
FR2507740A1 (fr) Lampe chirurgicale pourvue d'un reflecteur perfectionne
FR2670865A1 (fr) Lampe pour salle d'operation.
FR2948752A1 (fr) Buse d'air
WO2018007125A1 (fr) Dispositif de fausse-paroi lumineuse
BE432269A (forum.php)
FR2522391A1 (fr) Perfectionnements aux dispositifs emetteurs de lumiere pour vehicules automobiles
EP0159594B1 (fr) Appareil d'éclairage à haut pouvoir de diffusion
WO2008025574A1 (de) Lichtmodul mit zumindest einer lichtquelle und einem reflektor
US11864639B2 (en) Reflector umbrella with gathered reflective element, and reflector assembly comprising such a reflector umbrella
FR2755918A1 (fr) Feu de signalisation, notamment pour vehicules, realisant au moins deux fonctions de signalisation
US12054396B2 (en) Apparatus and method for decolorizing diamonds
BE395910A (forum.php)
DK172945B1 (da) Filterstruktur for lys fra lavenergipærer, og fremgangsmåde til fremstilling af samme
US1000129A (en) Illuminating device.
BE357040A (forum.php)
FR2970059B1 (fr) Luminaire
BE359168A (forum.php)
SU31769A1 (ru) Фонарь дл фотографических лабораторий
JPH0636610A (ja) 照明装置
BE539385A (forum.php)
BE536568A (forum.php)
FR2789156A3 (fr) Dispositif de correction de la temperature des couleurs d'une ampoule d'eclairage d'operation
Miller et al. Reflected energy matching as a conservation tool
BE353446A (forum.php)