BE354856A - - Google Patents
Info
- Publication number
- BE354856A BE354856A BE354856DA BE354856A BE 354856 A BE354856 A BE 354856A BE 354856D A BE354856D A BE 354856DA BE 354856 A BE354856 A BE 354856A
- Authority
- BE
- Belgium
- Prior art keywords
- lens
- lamp
- filaments
- images
- letters
- Prior art date
Links
- 239000000779 smoke Substances 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 1
- 235000000396 iron Nutrition 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000000007 visual effect Effects 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 |
|---|---|
| BE354856A true BE354856A (enrdf_load_html_response) |
Family
ID=29209
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE354856D BE354856A (enrdf_load_html_response) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE354856A (enrdf_load_html_response) |
-
0
- BE BE354856D patent/BE354856A/fr unknown
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