DK37493A - DIFFUSOR FOR USE IN ADVERTISING AND INFORMATION BOARDS - Google Patents
DIFFUSOR FOR USE IN ADVERTISING AND INFORMATION BOARDSInfo
- Publication number
- DK37493A DK37493A DK037493A DK37493A DK37493A DK 37493 A DK37493 A DK 37493A DK 037493 A DK037493 A DK 037493A DK 37493 A DK37493 A DK 37493A DK 37493 A DK37493 A DK 37493A
- Authority
- DK
- Denmark
- Prior art keywords
- diffusor
- advertising
- information boards
- boards
- information
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F13/00—Illuminated signs; Luminous advertising
- G09F13/04—Signs, boards or panels, illuminated from behind the insignia
- G09F13/0409—Arrangements for homogeneous illumination of the display surface, e.g. using a layer having a non-uniform transparency
-
- 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
- F21V11/08—Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00 using diaphragms containing one or more apertures
- F21V11/14—Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00 using diaphragms containing one or more apertures with many small apertures
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Illuminated Signs And Luminous Advertising (AREA)
- Telephonic Communication Services (AREA)
- Information Transfer Between Computers (AREA)
- Planar Illumination Modules (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NO921257A NO175399C (en) | 1992-03-31 | 1992-03-31 | Diffuser for use in advertising / information boards |
NO921257 | 1992-03-31 |
Publications (3)
Publication Number | Publication Date |
---|---|
DK37493D0 DK37493D0 (en) | 1993-03-30 |
DK37493A true DK37493A (en) | 1993-10-01 |
DK171277B1 DK171277B1 (en) | 1996-08-19 |
Family
ID=19895023
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK037493A DK171277B1 (en) | 1992-03-31 | 1993-03-30 | Diffuser for use in advertising and information boards |
Country Status (5)
Country | Link |
---|---|
DE (1) | DE4311013A1 (en) |
DK (1) | DK171277B1 (en) |
FI (1) | FI104652B (en) |
NO (1) | NO175399C (en) |
SE (1) | SE507966C2 (en) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE29513401U1 (en) * | 1995-08-21 | 1996-12-19 | Bachleitner, Wolfgang, 78655 Dunningen | Display system |
DK0787943T3 (en) * | 1996-02-05 | 2001-10-08 | Erco Leuchten | Reflector amateur with a reflector with at least one rotationally symmetrical or cylindrical reflective surface |
DE19632665C2 (en) * | 1996-02-05 | 1999-01-14 | Erco Leuchten | Luminaire with a reflector and a diffusely scattering component |
DE19620659C2 (en) * | 1996-05-22 | 2002-06-27 | Zumtobel Licht | Luminaire with a light exit disc |
DE29609245U1 (en) * | 1996-05-23 | 1997-09-25 | Trautwein Gmbh & Co, 45659 Recklinghausen | Advertising order |
FR2797083B1 (en) * | 1999-07-26 | 2003-12-12 | Bernard Duval | LIGHT PANEL |
DE10018499B4 (en) * | 2000-04-14 | 2008-04-10 | Maehler & Kaege Licht Gmbh | Flat lamp with uniform radiation characteristic |
DE10308523A1 (en) * | 2003-02-26 | 2004-09-16 | Ralph Zernisch | Electrical lighting panel has a main panel with inset strip lights and outer cover of diffuser and shadow material |
ITBS20030037U1 (en) | 2003-04-07 | 2004-10-08 | Flos Spa | LUMINOUS DIFFUSER WITH DIFFERENTIATED LIGHT EMISSION PARTS FOR AP LIGHTING EQUIPMENT |
ES1056874Y (en) * | 2004-03-01 | 2004-09-01 | Vilagrasa S A | BRIGHT, PERFECTED PANEL. |
DE102009010720A1 (en) | 2009-02-27 | 2010-09-02 | Prettl, Rolf | Optical diffuser, light box, injection mold and use of an injection mold |
-
1992
- 1992-03-31 NO NO921257A patent/NO175399C/en unknown
-
1993
- 1993-03-22 SE SE9300943A patent/SE507966C2/en not_active IP Right Cessation
- 1993-03-30 DE DE4311013A patent/DE4311013A1/en not_active Withdrawn
- 1993-03-30 FI FI931433A patent/FI104652B/en active
- 1993-03-30 DK DK037493A patent/DK171277B1/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
FI931433A0 (en) | 1993-03-30 |
NO175399C (en) | 1994-10-05 |
DK171277B1 (en) | 1996-08-19 |
NO921257D0 (en) | 1992-03-31 |
DK37493D0 (en) | 1993-03-30 |
DE4311013A1 (en) | 1993-10-07 |
NO921257L (en) | 1993-10-01 |
FI931433A (en) | 1993-10-01 |
SE9300943L (en) | 1993-10-01 |
NO175399B (en) | 1994-06-27 |
SE9300943D0 (en) | 1993-03-22 |
FI104652B (en) | 2000-03-15 |
SE507966C2 (en) | 1998-08-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A0 | Application filed | ||
PBP | Patent lapsed |
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