BE505461A - - Google Patents
Info
- Publication number
- BE505461A BE505461A BE505461DA BE505461A BE 505461 A BE505461 A BE 505461A BE 505461D A BE505461D A BE 505461DA BE 505461 A BE505461 A BE 505461A
- Authority
- BE
- Belgium
Links
Classifications
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
- H03K17/54—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements of vacuum tubes
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
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- 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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Feedback Control In General (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL296804X | 1950-08-26 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE505461A true BE505461A (de) |
Family
ID=19783018
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE505461D BE505461A (de) | 1950-08-26 |
Country Status (3)
Country | Link |
---|---|
BE (1) | BE505461A (de) |
FR (1) | FR1051232A (de) |
GB (1) | GB709649A (de) |
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0
- BE BE505461D patent/BE505461A/xx unknown
-
1951
- 1951-08-24 FR FR1051232D patent/FR1051232A/fr not_active Expired
- 1951-08-27 GB GB20188/51A patent/GB709649A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB709649A (en) | 1954-06-02 |
FR1051232A (fr) | 1954-01-14 |