NL6609649A - - Google Patents
Info
- Publication number
- NL6609649A NL6609649A NL6609649A NL6609649A NL6609649A NL 6609649 A NL6609649 A NL 6609649A NL 6609649 A NL6609649 A NL 6609649A NL 6609649 A NL6609649 A NL 6609649A NL 6609649 A NL6609649 A NL 6609649A
- Authority
- NL
- Netherlands
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
-
- 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
- H04Q9/08—Calling by using continuous AC
- H04Q9/12—Calling by using continuous AC using combinations of frequencies
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DES0098077 | 1965-07-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL6609649A true NL6609649A (pm) | 1967-01-09 |
Family
ID=7521204
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6609649A NL6609649A (pm) | 1965-07-08 | 1966-07-08 |
Country Status (2)
| Country | Link |
|---|---|
| DE (1) | DE1516573B2 (pm) |
| NL (1) | NL6609649A (pm) |
-
1965
- 1965-07-08 DE DE19651516573 patent/DE1516573B2/de active Pending
-
1966
- 1966-07-08 NL NL6609649A patent/NL6609649A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE1516573B2 (de) | 1971-03-18 |
| DE1516573A1 (de) | 1969-05-29 |