SE378045B - - Google Patents
Info
- Publication number
- SE378045B SE378045B SE7303829A SE7303829A SE378045B SE 378045 B SE378045 B SE 378045B SE 7303829 A SE7303829 A SE 7303829A SE 7303829 A SE7303829 A SE 7303829A SE 378045 B SE378045 B SE 378045B
- Authority
- SE
- Sweden
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q9/00—Arrangements in telecontrol or telemetry systems for selectively calling a substation from a main station, in which substation desired apparatus is selected for applying a control signal thereto or for obtaining measured values therefrom
- H04Q9/14—Calling by using pulses
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH409272A CH543197A (de) | 1972-03-21 | 1972-03-21 | Anordnung zur Übertragung von codierten Signalen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SE378045B true SE378045B (xx) | 1975-08-11 |
Family
ID=4269671
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7303829A SE378045B (xx) | 1972-03-21 | 1973-03-19 |
Country Status (5)
| Country | Link |
|---|---|
| AT (1) | AT320063B (xx) |
| CH (1) | CH543197A (xx) |
| DE (1) | DE2218007C3 (xx) |
| FR (1) | FR2177414A5 (xx) |
| SE (1) | SE378045B (xx) |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE327354B (xx) * | 1964-04-02 | 1970-08-17 | Evershed Vignoles Ltd | |
| US3483329A (en) * | 1966-02-11 | 1969-12-09 | Ultronic Systems Corp | Multiplex loop system |
| US3588350A (en) * | 1969-06-19 | 1971-06-28 | Gte Automatic Electric Lab Inc | Wide-band dc coupled cable transmission circuit independent of ground circuit voltage variations |
-
1972
- 1972-03-21 CH CH409272A patent/CH543197A/de not_active IP Right Cessation
- 1972-04-14 DE DE19722218007 patent/DE2218007C3/de not_active Expired
-
1973
- 1973-01-30 AT AT78073A patent/AT320063B/de not_active IP Right Cessation
- 1973-03-19 FR FR7310669A patent/FR2177414A5/fr not_active Expired
- 1973-03-19 SE SE7303829A patent/SE378045B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE2218007C3 (de) | 1981-05-14 |
| FR2177414A5 (xx) | 1973-11-02 |
| DE2218007A1 (de) | 1973-09-27 |
| AT320063B (de) | 1975-01-27 |
| DE2218007B2 (de) | 1980-09-04 |
| CH543197A (de) | 1973-10-15 |