DD95608A1 - - Google Patents
Info
- Publication number
- DD95608A1 DD95608A1 DD16219572A DD16219572A DD95608A1 DD 95608 A1 DD95608 A1 DD 95608A1 DD 16219572 A DD16219572 A DD 16219572A DD 16219572 A DD16219572 A DD 16219572A DD 95608 A1 DD95608 A1 DD 95608A1
- Authority
- DD
- German Democratic Republic
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
- H04Q3/58—Arrangements providing connection between main exchange and sub-exchange or satellite
- H04Q3/62—Arrangements providing connection between main exchange and sub-exchange or satellite for connecting to private branch exchanges
- H04Q3/625—Arrangements in the private branch exchange
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/42—Systems providing special services or facilities to subscribers
- H04M3/58—Arrangements for transferring received calls from one subscriber to another; Arrangements affording interim conversations between either the calling or the called party and a third party
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Astronomy & Astrophysics (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Sub-Exchange Stations And Push- Button Telephones (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DD16219572A DD95608A1 (2) | 1972-04-11 | 1972-04-11 | |
| DE19732314953 DE2314953A1 (de) | 1972-04-11 | 1973-03-26 | Schaltungsanordnung zur anschaltung von nachtstellen in fernsprechnebenstellenanlagen mit rueckfrageverkehr |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DD16219572A DD95608A1 (2) | 1972-04-11 | 1972-04-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DD95608A1 true DD95608A1 (2) | 1973-02-12 |
Family
ID=5486120
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD16219572A DD95608A1 (2) | 1972-04-11 | 1972-04-11 |
Country Status (2)
| Country | Link |
|---|---|
| DD (1) | DD95608A1 (2) |
| DE (1) | DE2314953A1 (2) |
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1972
- 1972-04-11 DD DD16219572A patent/DD95608A1/xx unknown
-
1973
- 1973-03-26 DE DE19732314953 patent/DE2314953A1/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE2314953A1 (de) | 1973-10-25 |