CH251545A - Linienwähleranlage mit Relaissteuerung. - Google Patents
Linienwähleranlage mit Relaissteuerung.Info
- Publication number
- CH251545A CH251545A CH251545DA CH251545A CH 251545 A CH251545 A CH 251545A CH 251545D A CH251545D A CH 251545DA CH 251545 A CH251545 A CH 251545A
- Authority
- CH
- Switzerland
- Prior art keywords
- relay control
- dialing system
- line dialing
- line
- relay
- Prior art date
Links
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)
- Sub-Exchange Stations And Push- Button Telephones (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH857072X | 1946-07-16 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH251545A true CH251545A (de) | 1947-10-31 |
Family
ID=4542774
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH251545D CH251545A (de) | 1946-07-16 | 1946-07-16 | Linienwähleranlage mit Relaissteuerung. |
Country Status (3)
Country | Link |
---|---|
CH (1) | CH251545A (de) |
DE (1) | DE857072C (de) |
FR (1) | FR957883A (de) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1266818B (de) * | 1966-03-26 | 1968-04-25 | Standard Elektrik Lorenz Ag | Verfahren und Schaltungsanordnung fuer Fernsprechvermittlungsanlagen zum Anklopfen von Anrufen |
-
0
- FR FR957883D patent/FR957883A/fr not_active Expired
-
1946
- 1946-07-16 CH CH251545D patent/CH251545A/de unknown
-
1950
- 1950-03-01 DE DEA929A patent/DE857072C/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR957883A (de) | 1950-02-28 |
DE857072C (de) | 1952-11-27 |
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