BE379994A - - Google Patents
Info
- Publication number
- BE379994A BE379994A BE379994DA BE379994A BE 379994 A BE379994 A BE 379994A BE 379994D A BE379994D A BE 379994DA BE 379994 A BE379994 A BE 379994A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/02—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements with tubes only
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Indication Of The Valve Opening Or Closing Status (AREA)
- Circuits Of Receivers In General (AREA)
- Particle Accelerators (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE374395X | 1930-05-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE379994A true BE379994A (xx) |
Family
ID=6343508
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE379954D BE379954A (xx) | 1930-05-21 | ||
| BE379994D BE379994A (xx) | 1930-05-21 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE379954D BE379954A (xx) | 1930-05-21 |
Country Status (4)
| Country | Link |
|---|---|
| BE (2) | BE379994A (xx) |
| DE (1) | DE688416C (xx) |
| FR (1) | FR717415A (xx) |
| GB (2) | GB370707A (xx) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2740847A (en) * | 1951-03-07 | 1956-04-03 | Cons Electric Company | Apparatus for controlling amplifier tubes |
-
0
- BE BE379954D patent/BE379954A/xx unknown
- BE BE379994D patent/BE379994A/xx unknown
-
1930
- 1930-05-22 DE DE1930688416D patent/DE688416C/de not_active Expired
-
1931
- 1931-05-21 GB GB14969/31A patent/GB370707A/en not_active Expired
- 1931-05-21 GB GB4393/32A patent/GB374395A/en not_active Expired
- 1931-05-21 FR FR717415D patent/FR717415A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR717415A (fr) | 1932-01-08 |
| GB374395A (en) | 1932-06-09 |
| BE379954A (xx) | |
| DE688416C (de) | 1940-02-20 |
| GB370707A (en) | 1932-04-14 |