FR2298215B1 - - Google Patents
Info
- Publication number
- FR2298215B1 FR2298215B1 FR7601109A FR7601109A FR2298215B1 FR 2298215 B1 FR2298215 B1 FR 2298215B1 FR 7601109 A FR7601109 A FR 7601109A FR 7601109 A FR7601109 A FR 7601109A FR 2298215 B1 FR2298215 B1 FR 2298215B1
- Authority
- FR
- France
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
- H04Q3/42—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker
- H04Q3/52—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker using static devices in switching stages, e.g. electronic switching arrangements
- H04Q3/521—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker using static devices in switching stages, e.g. electronic switching arrangements using semiconductors in the switching stages
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Emergency Protection Circuit Devices (AREA)
- Interface Circuits In Exchanges (AREA)
- Gyroscopes (AREA)
- Control Of Eletrric Generators (AREA)
- Optical Recording Or Reproduction (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2501651A DE2501651C2 (de) | 1975-01-16 | 1975-01-16 | Schaltungsanordnung zum Überspannungsschutz von elektronischen Koppelfeldern |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2298215A1 FR2298215A1 (fr) | 1976-08-13 |
| FR2298215B1 true FR2298215B1 (no) | 1982-09-24 |
Family
ID=5936610
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7601109A Granted FR2298215A1 (fr) | 1975-01-16 | 1976-01-16 | Circuit de protection contre les surtensions pour reseaux de commutation electronique |
Country Status (12)
| Country | Link |
|---|---|
| AU (1) | AU501744B2 (no) |
| BE (1) | BE837625R (no) |
| CH (1) | CH604456A5 (no) |
| DE (1) | DE2501651C2 (no) |
| DK (1) | DK15176A (no) |
| ES (1) | ES444317A1 (no) |
| FR (1) | FR2298215A1 (no) |
| GB (1) | GB1499961A (no) |
| IT (1) | IT1054944B (no) |
| NL (1) | NL7600332A (no) |
| NO (1) | NO143185C (no) |
| SE (1) | SE411089B (no) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2419625A1 (fr) * | 1978-03-07 | 1979-10-05 | Labo Cent Telecommunicat | Dispositif de protection contre les surtensions de ligne telephonique |
| DE3334952A1 (de) * | 1983-09-27 | 1985-04-18 | Siemens AG, 1000 Berlin und 8000 München | Schaltungsanordnung zum schutz einer an die vierdrahtseite einer uebertragergabel angeschlossenen elektronikschaltung |
| DE19548063C2 (de) * | 1995-12-21 | 1998-03-12 | Siemens Ag | Schaltungsanordnung zum Schutz einer Teilnehmerschaltung eines Fernmeldevermittlungssystems |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL268951A (no) * | 1960-09-07 | |||
| US3452157A (en) * | 1966-02-01 | 1969-06-24 | Itt | Current controlled,self-seeking telephone switching system |
| US3558830A (en) * | 1969-04-09 | 1971-01-26 | Communication Technology Inc | Overvoltage transmission line protector |
| DE2419288C2 (de) * | 1974-04-22 | 1982-04-29 | Standard Elektrik Lorenz Ag, 7000 Stuttgart | Schaltungsanordnung zur Entdämpfung und Entzerrung von elektronischen Schaltern, insbesondere von elektronischen Koppelelementen einer Fernsprechvermittlungsstelle |
-
1975
- 1975-01-16 DE DE2501651A patent/DE2501651C2/de not_active Expired
-
1976
- 1976-01-08 GB GB626/76A patent/GB1499961A/en not_active Expired
- 1976-01-12 NO NO760072A patent/NO143185C/no unknown
- 1976-01-13 SE SE7600255A patent/SE411089B/xx unknown
- 1976-01-14 NL NL7600332A patent/NL7600332A/xx not_active Application Discontinuation
- 1976-01-14 CH CH36676A patent/CH604456A5/xx not_active IP Right Cessation
- 1976-01-15 ES ES444317A patent/ES444317A1/es not_active Expired
- 1976-01-15 IT IT19269/76A patent/IT1054944B/it active
- 1976-01-15 DK DK15176*#A patent/DK15176A/da not_active Application Discontinuation
- 1976-01-16 AU AU10367/76A patent/AU501744B2/en not_active Expired
- 1976-01-16 FR FR7601109A patent/FR2298215A1/fr active Granted
- 1976-01-16 BE BE2054764A patent/BE837625R/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| ES444317A1 (es) | 1977-05-01 |
| CH604456A5 (no) | 1978-09-15 |
| FR2298215A1 (fr) | 1976-08-13 |
| DK15176A (da) | 1976-07-17 |
| AU501744B2 (en) | 1979-06-28 |
| SE7600255L (sv) | 1976-07-19 |
| DE2501651C2 (de) | 1982-11-04 |
| NO143185C (no) | 1980-12-29 |
| NL7600332A (nl) | 1976-07-20 |
| AU1036776A (en) | 1977-07-28 |
| NO760072L (no) | 1976-07-19 |
| IT1054944B (it) | 1981-11-30 |
| BE837625R (nl) | 1976-07-16 |
| DE2501651A1 (de) | 1976-07-22 |
| NO143185B (no) | 1980-09-15 |
| SE411089B (sv) | 1979-11-26 |
| GB1499961A (en) | 1978-02-01 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |