BE388903A - - Google Patents
Info
- Publication number
- BE388903A BE388903A BE388903DA BE388903A BE 388903 A BE388903 A BE 388903A BE 388903D A BE388903D A BE 388903DA BE 388903 A BE388903 A BE 388903A
- Authority
- BE
- Belgium
- Prior art keywords
- screen
- projected
- transparencies
- image
- mirror
- Prior art date
Links
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
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
- G09F13/12—Signs, boards or panels, illuminated from behind the insignia using a transparent mirror or other light reflecting surface transparent to transmitted light whereby a sign, symbol, picture or other is visible only when illuminated
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Projection Apparatus (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE388903A true BE388903A (e) |
Family
ID=57108
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE388903D BE388903A (e) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE388903A (e) |
-
0
- BE BE388903D patent/BE388903A/fr unknown
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