FR2465379B1 - - Google Patents
Info
- Publication number
- FR2465379B1 FR2465379B1 FR8019241A FR8019241A FR2465379B1 FR 2465379 B1 FR2465379 B1 FR 2465379B1 FR 8019241 A FR8019241 A FR 8019241A FR 8019241 A FR8019241 A FR 8019241A FR 2465379 B1 FR2465379 B1 FR 2465379B1
- 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
- H04M—TELEPHONIC COMMUNICATION
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/005—Interface circuits for subscriber lines
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Interface Circuits In Exchanges (AREA)
- Telephonic Communication Services (AREA)
- Devices For Supply Of Signal Current (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| YU2183/79A YU39444B (en) | 1979-09-07 | 1979-09-07 | Subschribes circuit for domestic electronic telephone exchangers |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2465379A1 FR2465379A1 (fr) | 1981-03-20 |
| FR2465379B1 true FR2465379B1 (https=) | 1985-01-04 |
Family
ID=25557142
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8019241A Granted FR2465379A1 (fr) | 1979-09-07 | 1980-09-05 | Appareillage d'abonne pour standard telephonique automatique et electronique d'abonne |
Country Status (4)
| Country | Link |
|---|---|
| DE (1) | DE3033337A1 (https=) |
| FR (1) | FR2465379A1 (https=) |
| IT (1) | IT8068383A0 (https=) |
| YU (1) | YU39444B (https=) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0051446A1 (en) * | 1980-10-28 | 1982-05-12 | British Telecommunications | Improvements in or relating to line interface circuits |
| US6130954A (en) * | 1996-01-02 | 2000-10-10 | Carver; Robert W. | High back-emf, high pressure subwoofer having small volume cabinet, low frequency cutoff and pressure resistant surround |
| AU4230397A (en) | 1996-08-12 | 1998-03-06 | Robert W. Carver | High back emf, high pressure subwoofer |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2230040C3 (de) * | 1972-06-20 | 1978-10-05 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Schaltungsanordnung zur Rufstromsteuerung in automatischen Fernsprechvermittlungsanlagen |
| FR2326090A1 (fr) * | 1975-09-26 | 1977-04-22 | Ericsson Telefon Ab L M | Circuit d'appel telephonique |
| FR2423096A1 (fr) * | 1978-01-17 | 1979-11-09 | Materiel Telephonique | Agencement de sonnerie pour joncteur de central telephonique a unite de commande centralisee |
-
1979
- 1979-09-07 YU YU2183/79A patent/YU39444B/xx unknown
-
1980
- 1980-09-04 DE DE19803033337 patent/DE3033337A1/de not_active Withdrawn
- 1980-09-05 FR FR8019241A patent/FR2465379A1/fr active Granted
- 1980-09-05 IT IT8068383A patent/IT8068383A0/it unknown
Also Published As
| Publication number | Publication date |
|---|---|
| IT8068383A0 (it) | 1980-09-05 |
| DE3033337A1 (de) | 1981-03-26 |
| YU39444B (en) | 1984-12-31 |
| FR2465379A1 (fr) | 1981-03-20 |
| YU218379A (en) | 1982-06-30 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |