FR2320019B1 - - Google Patents
Info
- Publication number
- FR2320019B1 FR2320019B1 FR7623391A FR7623391A FR2320019B1 FR 2320019 B1 FR2320019 B1 FR 2320019B1 FR 7623391 A FR7623391 A FR 7623391A FR 7623391 A FR7623391 A FR 7623391A FR 2320019 B1 FR2320019 B1 FR 2320019B1
- 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
- H04Q1/00—Details of selecting apparatus or arrangements
- H04Q1/18—Electrical details
- H04Q1/30—Signalling arrangements; Manipulation of signalling currents
- H04Q1/44—Signalling arrangements; Manipulation of signalling currents using alternate current
- H04Q1/444—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies
- H04Q1/45—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies using multi-frequency signalling
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Exchange Systems With Centralized Control (AREA)
- Telephonic Communication Services (AREA)
- Telephone Function (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE7508729A SE387813B (sv) | 1975-08-01 | 1975-08-01 | Automatiskt telefonsystems forsett med ett skydd mot avbrottsstorningar vid registersignalering |
| SE7508728A SE387812B (sv) | 1975-08-01 | 1975-08-01 | Automatiskt telefonsystem forsett med ett skydd mot avbrottsstorningar vid registersignalering |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2320019A1 FR2320019A1 (fr) | 1977-02-25 |
| FR2320019B1 true FR2320019B1 (de) | 1982-10-22 |
Family
ID=26656645
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7623391A Granted FR2320019A1 (fr) | 1975-08-01 | 1976-07-30 | Ensemble de telephonie automatique a protection contre les interruptions de signalisation |
Country Status (8)
| Country | Link |
|---|---|
| JP (1) | JPS5910634B2 (de) |
| BR (1) | BR7604795A (de) |
| DE (1) | DE2630604A1 (de) |
| EG (1) | EG13231A (de) |
| FR (1) | FR2320019A1 (de) |
| GB (1) | GB1531296A (de) |
| IT (1) | IT1062461B (de) |
| PH (1) | PH20174A (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59170336A (ja) * | 1983-03-17 | 1984-09-26 | 松下電器産業株式会社 | 便器水洗装置 |
-
1976
- 1976-07-01 PH PH18638A patent/PH20174A/en unknown
- 1976-07-07 DE DE19762630604 patent/DE2630604A1/de not_active Ceased
- 1976-07-23 BR BR7604795A patent/BR7604795A/pt unknown
- 1976-07-28 EG EG46176A patent/EG13231A/xx active
- 1976-07-29 GB GB3174076A patent/GB1531296A/en not_active Expired
- 1976-07-30 FR FR7623391A patent/FR2320019A1/fr active Granted
- 1976-07-30 JP JP9121376A patent/JPS5910634B2/ja not_active Expired
- 1976-07-30 IT IT2588076A patent/IT1062461B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| FR2320019A1 (fr) | 1977-02-25 |
| JPS5910634B2 (ja) | 1984-03-10 |
| IT1062461B (it) | 1984-10-10 |
| AU1557276A (en) | 1978-01-12 |
| EG13231A (en) | 1980-10-31 |
| BR7604795A (pt) | 1977-08-02 |
| GB1531296A (en) | 1978-11-08 |
| DE2630604A1 (de) | 1977-02-17 |
| JPS5219013A (en) | 1977-01-14 |
| PH20174A (en) | 1986-10-14 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |