NL40243C - - Google Patents
Info
- Publication number
- NL40243C NL40243C NL70418A NL70418A NL40243C NL 40243 C NL40243 C NL 40243C NL 70418 A NL70418 A NL 70418A NL 70418 A NL70418 A NL 70418A NL 40243 C NL40243 C NL 40243C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/34—DC amplifiers in which all stages are DC-coupled
- H03F3/36—DC amplifiers in which all stages are DC-coupled with tubes only
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Electron Beam Exposure (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEK131940D DE632273C (en) | 1933-10-25 | 1933-10-25 | Amplifier with devices for eliminating interference voltages |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL40243C true NL40243C (en) | 1937-03-15 |
Family
ID=6510113
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL70418A NL40243C (en) | 1933-10-25 | 1934-08-11 |
Country Status (4)
| Country | Link |
|---|---|
| DE (1) | DE632273C (en) |
| FR (1) | FR777389A (en) |
| GB (1) | GB440451A (en) |
| NL (1) | NL40243C (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR804804A (en) * | 1935-04-03 | 1936-11-03 | ||
| DE959024C (en) * | 1946-04-17 | 1957-02-07 | N V Philips' Gloeilampenfabneken Eindhoven (Niederlande) | Circuit arrangement for generating a DC voltage for feeding a cathode ray tubes |
| DE1052459B (en) * | 1957-05-15 | 1959-03-12 | Fritz Schwarzer | Multi-stage push-pull direct current amplifier |
-
1933
- 1933-10-25 DE DEK131940D patent/DE632273C/en not_active Expired
-
1934
- 1934-08-11 NL NL70418A patent/NL40243C/xx active
- 1934-08-11 FR FR777389D patent/FR777389A/en not_active Expired
- 1934-10-25 GB GB30621/34A patent/GB440451A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE632273C (en) | 1936-07-06 |
| GB440451A (en) | 1935-12-31 |
| FR777389A (en) | 1935-02-18 |