FR1014339A - Listels légers courbes ou profilés pour l'éclairage indirect - Google Patents
Listels légers courbes ou profilés pour l'éclairage indirectInfo
- Publication number
- FR1014339A FR1014339A FR1014339DA FR1014339A FR 1014339 A FR1014339 A FR 1014339A FR 1014339D A FR1014339D A FR 1014339DA FR 1014339 A FR1014339 A FR 1014339A
- Authority
- FR
- France
- Prior art keywords
- listellos
- profiled
- indirect lighting
- light curved
- curved
- 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
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
- F21V7/00—Reflectors for light sources
- F21V7/0008—Reflectors for light sources providing for indirect lighting
-
- 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
- F21V7/00—Reflectors for light sources
- F21V7/22—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors
- F21V7/24—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors characterised by the material
-
- 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
- F21V7/00—Reflectors for light sources
- F21V7/22—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors
- F21V7/28—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors characterised by coatings
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL618922X | 1938-11-24 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1014339A true FR1014339A (fr) | 1952-08-13 |
Family
ID=19788366
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1014339D Expired FR1014339A (fr) | 1938-11-24 | 1946-12-02 | Listels légers courbes ou profilés pour l'éclairage indirect |
Country Status (4)
Country | Link |
---|---|
BE (1) | BE469392A (fr) |
FR (1) | FR1014339A (fr) |
GB (1) | GB618922A (fr) |
NL (1) | NL50992C (fr) |
-
0
- BE BE469392D patent/BE469392A/xx unknown
- NL NL50992D patent/NL50992C/xx active
-
1946
- 1946-11-13 GB GB33654/46A patent/GB618922A/en not_active Expired
- 1946-12-02 FR FR1014339D patent/FR1014339A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB618922A (en) | 1949-03-01 |
BE469392A (fr) | |
NL50992C (fr) |
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