BE425469A - - Google Patents
Info
- Publication number
- BE425469A BE425469A BE425469DA BE425469A BE 425469 A BE425469 A BE 425469A BE 425469D A BE425469D A BE 425469DA BE 425469 A BE425469 A BE 425469A
- Authority
- BE
- Belgium
- Prior art keywords
- light
- light source
- windows
- panes
- desc
- Prior art date
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
- F21V11/00—Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00
-
- 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
- F21V9/00—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Glass Compositions (AREA)
Publications (1)
Publication Number | Publication Date |
---|---|
BE425469A true BE425469A (enEXAMPLES) |
Family
ID=86467
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE425469D BE425469A (enEXAMPLES) |
Country Status (1)
Country | Link |
---|---|
BE (1) | BE425469A (enEXAMPLES) |
-
0
- BE BE425469D patent/BE425469A/fr unknown
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