BE390177A - - Google Patents
Info
- Publication number
- BE390177A BE390177A BE390177DA BE390177A BE 390177 A BE390177 A BE 390177A BE 390177D A BE390177D A BE 390177DA BE 390177 A BE390177 A BE 390177A
- Authority
- BE
- Belgium
- Prior art keywords
- desc
- page number
- clms page
- clms
- attention
- Prior art date
Links
Classifications
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B5/00—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied
- G08B5/22—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied using electric transmission; using electromagnetic transmission
- G08B5/36—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied using electric transmission; using electromagnetic transmission using visible light sources
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Developing Agents For Electrophotography (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
- Financial Or Insurance-Related Operations Such As Payment And Settlement (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE390177A true BE390177A (cs) |
Family
ID=58174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE390177D BE390177A (cs) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE390177A (cs) |
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0
- BE BE390177D patent/BE390177A/fr unknown