CH598724A5 - - Google Patents
Info
- Publication number
- CH598724A5 CH598724A5 CH1335575A CH1335575A CH598724A5 CH 598724 A5 CH598724 A5 CH 598724A5 CH 1335575 A CH1335575 A CH 1335575A CH 1335575 A CH1335575 A CH 1335575A CH 598724 A5 CH598724 A5 CH 598724A5
- Authority
- CH
- Switzerland
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
Landscapes
- Physics & Mathematics (AREA)
- Astronomy & Astrophysics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Sub-Exchange Stations And Push- Button Telephones (AREA)
- Telephonic Communication Services (AREA)
- Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19742450189 DE2450189B2 (de) | 1974-10-22 | 1974-10-22 | Schaltungsanordnung zur einleitung einer informationsuebertragung zu einer aufnahmeeinrichtung waehrend einer ueber eine verbindungsleitung bestehenden fernsprechverbindung |
Publications (1)
Publication Number | Publication Date |
---|---|
CH598724A5 true CH598724A5 (ko) | 1978-05-12 |
Family
ID=5928857
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH1335575A CH598724A5 (ko) | 1974-10-22 | 1975-10-15 |
Country Status (13)
Country | Link |
---|---|
US (1) | US4059734A (ko) |
AT (1) | AT343725B (ko) |
AU (1) | AU500411B2 (ko) |
BE (1) | BE834750A (ko) |
CH (1) | CH598724A5 (ko) |
DE (1) | DE2450189B2 (ko) |
DK (1) | DK471175A (ko) |
FR (1) | FR2289078A1 (ko) |
GB (1) | GB1521119A (ko) |
IT (1) | IT1043521B (ko) |
NL (1) | NL7512336A (ko) |
SE (1) | SE401887B (ko) |
ZA (1) | ZA756468B (ko) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2758722C2 (de) * | 1977-12-29 | 1983-01-20 | Siemens AG, 1000 Berlin und 8000 München | Verfahren für die Abwicklung von Vermittlungsvorgängen in einer Fernsprechanlage, insbesondere Fernsprechnebenstellenanlage, bei der Eingabe von Daten zur Änderung des Inhalts des Kundendatenspeichers |
DE2816093C2 (de) * | 1978-04-13 | 1985-05-02 | Siemens AG, 1000 Berlin und 8000 München | Verfahren zur gesicherten Änderung von Kunden- und Programmdaten in Fernmelde-, insbesondere Fernsprechanlagen von einer zentralen Verwaltungsstelle aus |
DE2907168C2 (de) * | 1979-02-23 | 1985-10-24 | Siemens AG, 1000 Berlin und 8000 München | Schaltungsanordnung für Fernsprech- und Fernsprechnebenstellenanlagen mit Auswertung von aus einer Gegenanlage eintreffenden Sonderkennzeichen (Flackern zum Fernamt) |
DE2907219C2 (de) * | 1979-02-23 | 1984-10-11 | Siemens AG, 1000 Berlin und 8000 München | Verfahren für Fernsprech- und Fernsprechnebenstellenanlagen mit Auswertung von aus einer Gegenanlage eintreffenden Sonderkennzeichen (Rückfrageeinleitung im Fernamt) |
US4291200A (en) * | 1979-10-31 | 1981-09-22 | Bell Telephone Laboratories, Incorporated | Voice and data switching arrangement |
CA1146245A (en) * | 1980-05-16 | 1983-05-10 | Patrick R. Beirne | Keyless and indicatorless local telephone switching system |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL302827A (ko) * | 1963-02-20 |
-
1974
- 1974-10-22 DE DE19742450189 patent/DE2450189B2/de not_active Ceased
-
1975
- 1975-09-24 AT AT733275A patent/AT343725B/de not_active IP Right Cessation
- 1975-10-01 GB GB40108/75A patent/GB1521119A/en not_active Expired
- 1975-10-14 ZA ZA00756468A patent/ZA756468B/xx unknown
- 1975-10-15 AU AU85748/75A patent/AU500411B2/en not_active Expired
- 1975-10-15 CH CH1335575A patent/CH598724A5/xx not_active IP Right Cessation
- 1975-10-17 FR FR7531832A patent/FR2289078A1/fr active Granted
- 1975-10-20 DK DK471175A patent/DK471175A/da unknown
- 1975-10-21 IT IT28485/75A patent/IT1043521B/it active
- 1975-10-21 NL NL7512336A patent/NL7512336A/xx not_active Application Discontinuation
- 1975-10-21 US US05/624,552 patent/US4059734A/en not_active Expired - Lifetime
- 1975-10-21 SE SE7511807A patent/SE401887B/xx unknown
- 1975-10-22 BE BE161146A patent/BE834750A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
BE834750A (fr) | 1976-04-22 |
AU500411B2 (en) | 1979-05-24 |
DE2450189A1 (de) | 1976-05-13 |
DK471175A (da) | 1976-04-23 |
ZA756468B (en) | 1976-09-29 |
SE7511807L (sv) | 1976-04-23 |
AT343725B (de) | 1978-06-12 |
NL7512336A (nl) | 1976-04-26 |
SE401887B (sv) | 1978-05-29 |
GB1521119A (en) | 1978-08-09 |
DE2450189B2 (de) | 1976-08-26 |
AU8574875A (en) | 1977-04-21 |
IT1043521B (it) | 1980-02-29 |
FR2289078B1 (ko) | 1979-04-20 |
US4059734A (en) | 1977-11-22 |
ATA733275A (de) | 1977-10-15 |
FR2289078A1 (fr) | 1976-05-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |