BE431370A - - Google Patents
Info
- Publication number
- BE431370A BE431370A BE431370DA BE431370A BE 431370 A BE431370 A BE 431370A BE 431370D A BE431370D A BE 431370DA BE 431370 A BE431370 A BE 431370A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/34—Negative-feedback-circuit arrangements with or without positive feedback
- H03F1/36—Negative-feedback-circuit arrangements with or without positive feedback in discharge-tube amplifiers
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB230988X | 1937-12-01 | ||
| GB140138X | 1938-01-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE431370A true BE431370A (en) |
Family
ID=26250182
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE431370D BE431370A (en) | 1937-12-01 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE431370A (en) |
| CH (1) | CH230988A (en) |
| FR (1) | FR846761A (en) |
| GB (1) | GB506652A (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2566057A (en) * | 1947-10-02 | 1951-08-28 | Gen Electric | Audio amplifier system |
-
0
- BE BE431370D patent/BE431370A/xx unknown
-
1937
- 1937-12-01 GB GB33202/37A patent/GB506652A/en not_active Expired
-
1938
- 1938-11-29 FR FR846761D patent/FR846761A/en not_active Expired
- 1938-11-30 CH CH230988D patent/CH230988A/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB506652A (en) | 1939-06-01 |
| CH230988A (en) | 1944-02-15 |
| FR846761A (en) | 1939-09-26 |