NL11412C - - Google Patents
Info
- Publication number
- NL11412C NL11412C NL11412DA NL11412C NL 11412 C NL11412 C NL 11412C NL 11412D A NL11412D A NL 11412DA NL 11412 C NL11412 C NL 11412C
- 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
- H03F3/02—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements with tubes only
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE348392T | 1919-12-06 | ||
| DE352445T | 1919-12-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL11412C true NL11412C (en) |
Family
ID=25828296
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL11412D NL11412C (en) | 1919-12-06 |
Country Status (5)
| Country | Link |
|---|---|
| CH (1) | CH92013A (en) |
| DE (2) | DE352445C (en) |
| FR (1) | FR527036A (en) |
| GB (1) | GB154925A (en) |
| NL (1) | NL11412C (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE747102C (en) * | 1937-02-24 | 1944-09-08 | Opta Radio Ag | Circuit arrangement for ultra-short wave broadband amplifiers |
| DE936990C (en) * | 1937-05-13 | 1956-02-09 | Telefunken Gmbh | Circuit arrangement for tube amplifier |
-
0
- NL NL11412D patent/NL11412C/xx active
-
1919
- 1919-12-06 DE DE1919352445D patent/DE352445C/en not_active Expired
- 1919-12-06 DE DE1919348392D patent/DE348392C/en not_active Expired
-
1920
- 1920-11-04 CH CH92013D patent/CH92013A/en unknown
- 1920-11-09 FR FR527036A patent/FR527036A/en not_active Expired
- 1920-12-06 GB GB34423/20A patent/GB154925A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR527036A (en) | 1921-10-19 |
| DE348392C (en) | 1922-02-09 |
| CH92013A (en) | 1921-12-16 |
| DE352445C (en) | 1922-04-27 |
| GB154925A (en) | 1922-04-06 |