DK389382A - telephone switches - Google Patents
telephone switches Download PDFInfo
- Publication number
- DK389382A DK389382A DK389382A DK389382A DK389382A DK 389382 A DK389382 A DK 389382A DK 389382 A DK389382 A DK 389382A DK 389382 A DK389382 A DK 389382A DK 389382 A DK389382 A DK 389382A
- Authority
- DK
- Denmark
- Prior art keywords
- special
- equipment
- connection
- subscriber
- installation
- Prior art date
Links
Landscapes
- Telephonic Communication Services (AREA)
- Facsimiles In General (AREA)
Abstract
Forward connection equipment 6 which is arranged in a subscriber installation B is arranged for transferring special calls which are transmitted to this special installation over a telephone network 5, 10 to additional equipment 7, 8 which is arranged together with the subscriber installation. The connection of the extra equipment is dependent upon special identifying signal codes which are transmitted from a calling subscriber A as soon as the connection has been set up between the calling party and the equipment 6. The invention requires no changes to be made to the telephone exchange 5 and no special measures to be taken. <IMAGE>
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DK389382A DK160172C (en) | 1982-08-31 | 1982-08-31 | CONNECTING EQUIPMENT FOR USE IN CONNECTION WITH TELEPHONE INSTALLATIONS |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DK389382A DK160172C (en) | 1982-08-31 | 1982-08-31 | CONNECTING EQUIPMENT FOR USE IN CONNECTION WITH TELEPHONE INSTALLATIONS |
DK389382 | 1982-08-31 |
Publications (3)
Publication Number | Publication Date |
---|---|
DK389382A true DK389382A (en) | 1984-03-01 |
DK160172B DK160172B (en) | 1991-02-04 |
DK160172C DK160172C (en) | 1991-07-01 |
Family
ID=8127949
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK389382A DK160172C (en) | 1982-08-31 | 1982-08-31 | CONNECTING EQUIPMENT FOR USE IN CONNECTION WITH TELEPHONE INSTALLATIONS |
Country Status (1)
Country | Link |
---|---|
DK (1) | DK160172C (en) |
-
1982
- 1982-08-31 DK DK389382A patent/DK160172C/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
DK160172C (en) | 1991-07-01 |
DK160172B (en) | 1991-02-04 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PBP | Patent lapsed |