BE469824A - - Google Patents
Info
- Publication number
- BE469824A BE469824A BE469824DA BE469824A BE 469824 A BE469824 A BE 469824A BE 469824D A BE469824D A BE 469824DA BE 469824 A BE469824 A BE 469824A
- Authority
- BE
- Belgium
- Prior art keywords
- relay
- line
- subscriber
- exchange
- local
- 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)
- Sub-Exchange Stations And Push- Button Telephones (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE469824A true BE469824A (cs) |
Family
ID=120166
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE469824D BE469824A (cs) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE469824A (cs) |
-
0
- BE BE469824D patent/BE469824A/fr unknown
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