BE431601A - - Google Patents
Info
- Publication number
- BE431601A BE431601A BE431601DA BE431601A BE 431601 A BE431601 A BE 431601A BE 431601D A BE431601D A BE 431601DA BE 431601 A BE431601 A BE 431601A
- Authority
- BE
- Belgium
- Prior art keywords
- line
- relay
- telephone system
- station
- office
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Interface Circuits In Exchanges (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE431601A true BE431601A (cs) |
Family
ID=91357
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE431601D BE431601A (cs) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE431601A (cs) |
-
0
- BE BE431601D patent/BE431601A/fr unknown
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