BE437520A - - Google Patents
Info
- Publication number
- BE437520A BE437520A BE437520DA BE437520A BE 437520 A BE437520 A BE 437520A BE 437520D A BE437520D A BE 437520DA BE 437520 A BE437520 A BE 437520A
- Authority
- BE
- Belgium
- Prior art keywords
- projection
- luminous
- projected
- incandescent
- filament
- Prior art date
Links
- 238000000034 method Methods 0.000 claims description 11
- 239000000463 material Substances 0.000 description 3
- 230000011664 signaling Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000003870 refractory metal Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical group [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F19/00—Advertising or display means not otherwise provided for
- G09F19/12—Advertising or display means not otherwise provided for using special optical effects
- G09F19/18—Advertising or display means not otherwise provided for using special optical effects involving the use of optical projection means, e.g. projection of images on clouds
Landscapes
- Business, Economics & Management (AREA)
- Accounting & Taxation (AREA)
- Marketing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Illuminated Signs And Luminous Advertising (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE437520A true BE437520A (forum.php) |
Family
ID=95938
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE437520D BE437520A (forum.php) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE437520A (forum.php) |
-
0
- BE BE437520D patent/BE437520A/fr unknown
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| FR2814221A1 (fr) | Lampe de vehicule a source lumineuse et panneau translucide | |
| US1847134A (en) | Tail lamp | |
| FR3007342A1 (fr) | Dispositif d'eclairage | |
| US1004503A (en) | Apparatus for advertising. | |
| BE437520A (forum.php) | ||
| FR2976999A1 (fr) | Dispositif d'eclairage direct d'une surface a l'aide de diodes electroluminescentes | |
| US1914562A (en) | Advertising device | |
| FR2673313A1 (fr) | Dispositif d'avertissement ou d'indication plat eclaire. | |
| US1219583A (en) | Headlight-dimmer. | |
| FR2466819A1 (fr) | Dispositif d'affichage a fibres optiques | |
| US1871648A (en) | Display sign | |
| US950309A (en) | Advertising device. | |
| FR2544528A1 (fr) | Procede et dispositif pour l'eclairage indirect de lettres ou motifs sur support transparent ou translucide | |
| US344373A (en) | haeey l | |
| US1515221A (en) | Electric lamp | |
| US1655761A (en) | Electric incandescent lamp | |
| FR2625586A1 (fr) | Caisson lumineux pour affichage | |
| BE340292A (forum.php) | ||
| JP3057922U (ja) | 発光装飾品 | |
| US1644128A (en) | Reflector | |
| BE343293A (forum.php) | ||
| US805945A (en) | Sign. | |
| FR2844381A1 (fr) | Dispositif d'un ensemble d'elements techniques pour la creation d'effets esthetiques ou pratiques avec des points lumineux | |
| BE419302A (forum.php) | ||
| FR2644906A1 (fr) | Dispositif illuminateur a haut rendement d'eclairement |