FR2079948A5 - - Google Patents
Info
- Publication number
- FR2079948A5 FR2079948A5 FR7005745A FR7005745A FR2079948A5 FR 2079948 A5 FR2079948 A5 FR 2079948A5 FR 7005745 A FR7005745 A FR 7005745A FR 7005745 A FR7005745 A FR 7005745A FR 2079948 A5 FR2079948 A5 FR 2079948A5
- 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
- H04Q1/38—Signalling arrangements; Manipulation of signalling currents using combinations of direct currents of different amplitudes or polarities over line conductors or combination of line conductors
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7005745A FR2079948A5 (enExample) | 1970-02-18 | 1970-02-18 | |
| AU25109/71A AU2510971A (en) | 1970-02-18 | 1971-02-05 | D. c. signal receiving system |
| ES388414A ES388414A1 (es) | 1970-02-18 | 1971-02-18 | Sistema receptor de senales de corriente continua. |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7005745A FR2079948A5 (enExample) | 1970-02-18 | 1970-02-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2079948A5 true FR2079948A5 (enExample) | 1971-11-12 |
Family
ID=9050846
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7005745A Expired FR2079948A5 (enExample) | 1970-02-18 | 1970-02-18 |
Country Status (3)
| Country | Link |
|---|---|
| AU (1) | AU2510971A (enExample) |
| ES (1) | ES388414A1 (enExample) |
| FR (1) | FR2079948A5 (enExample) |
-
1970
- 1970-02-18 FR FR7005745A patent/FR2079948A5/fr not_active Expired
-
1971
- 1971-02-05 AU AU25109/71A patent/AU2510971A/en not_active Expired
- 1971-02-18 ES ES388414A patent/ES388414A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| AU2510971A (en) | 1972-08-10 |
| ES388414A1 (es) | 1973-05-01 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |