BE721074A - - Google Patents
Info
- Publication number
- BE721074A BE721074A BE721074DA BE721074A BE 721074 A BE721074 A BE 721074A BE 721074D A BE721074D A BE 721074DA BE 721074 A BE721074 A BE 721074A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G1/00—Details of arrangements for controlling amplification
- H03G1/0005—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
- H03G1/0035—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements
- H03G1/007—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements using FET type devices
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DES0111871 | 1967-09-19 | ||
| DES0112187 | 1967-09-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE721074A true BE721074A (xx) | 1969-03-19 |
Family
ID=25998818
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE721074D BE721074A (xx) | 1967-09-19 | 1968-09-19 |
Country Status (5)
| Country | Link |
|---|---|
| AT (1) | AT298560B (xx) |
| BE (1) | BE721074A (xx) |
| GB (1) | GB1236828A (xx) |
| NL (1) | NL144106B (xx) |
| SE (1) | SE355451B (xx) |
-
1968
- 1968-09-02 NL NL6812475A patent/NL144106B/xx unknown
- 1968-09-17 AT AT09064/68A patent/AT298560B/de not_active IP Right Cessation
- 1968-09-18 SE SE12563/68A patent/SE355451B/xx unknown
- 1968-09-18 GB GB4423068A patent/GB1236828A/en not_active Expired
- 1968-09-19 BE BE721074D patent/BE721074A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE1588767B2 (de) | 1971-09-23 |
| NL6812475A (xx) | 1969-03-21 |
| NL144106B (nl) | 1974-11-15 |
| SE355451B (xx) | 1973-04-16 |
| GB1236828A (en) | 1971-06-23 |
| DE1588767A1 (de) | 1970-09-10 |
| AT298560B (de) | 1972-04-15 |