BE471505A - - Google Patents
Info
- Publication number
- BE471505A BE471505A BE471505DA BE471505A BE 471505 A BE471505 A BE 471505A BE 471505D A BE471505D A BE 471505DA BE 471505 A BE471505 A BE 471505A
- Authority
- BE
- Belgium
- Prior art keywords
- switch
- selector
- support
- contacts
- receiver
- Prior art date
Links
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M9/00—Arrangements for interconnection not involving centralised switching
- H04M9/002—Arrangements for interconnection not involving centralised switching with subscriber controlled access to a line, i.e. key telephone systems
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Interconnected Communication Systems, Intercoms, And Interphones (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE471505A true BE471505A (pm) |
Family
ID=121351
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE471505D BE471505A (pm) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE471505A (pm) |
-
0
- BE BE471505D patent/BE471505A/fr unknown
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