NL18060C - - Google Patents
Info
- Publication number
- NL18060C NL18060C NL18060DA NL18060C NL 18060 C NL18060 C NL 18060C NL 18060D A NL18060D A NL 18060DA NL 18060 C NL18060 C NL 18060C
- Authority
- NL
- Netherlands
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
- H03F1/52—Circuit arrangements for protecting such amplifiers
- H03F1/54—Circuit arrangements for protecting such amplifiers with tubes only
- H03F1/544—Protection of filaments
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
- Battery Mounting, Suspending (AREA)
- Emergency Protection Circuit Devices (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US30029A US1585450A (en) | 1925-05-13 | 1925-05-13 | Protective apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL18060C true NL18060C (en, 2012) |
Family
ID=21852160
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL18060D NL18060C (en, 2012) | 1925-05-13 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US1585450A (en, 2012) |
| DE (1) | DE475134C (en, 2012) |
| GB (1) | GB252181A (en, 2012) |
| NL (1) | NL18060C (en, 2012) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE966205C (de) * | 1944-07-22 | 1957-07-25 | Siemens Ag | Einrichtung zur Regelung von Hochfrequenzgeneratoren |
| US3101453A (en) * | 1957-01-21 | 1963-08-20 | Modern Telephones Great Britai | Transistor amplifiers with protective circuit means |
| US3165571A (en) * | 1961-06-20 | 1965-01-12 | Westinghouse Electric Corp | Automatic current regulator |
| US3263172A (en) * | 1963-06-20 | 1966-07-26 | Motorola Inc | Transistor transmitter output amplifier protection means |
-
0
- NL NL18060D patent/NL18060C/xx active
-
1925
- 1925-05-13 US US30029A patent/US1585450A/en not_active Expired - Lifetime
- 1925-09-15 DE DEI26664D patent/DE475134C/de not_active Expired
-
1926
- 1926-05-12 GB GB12278/26A patent/GB252181A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB252181A (en) | 1927-06-16 |
| US1585450A (en) | 1926-05-18 |
| DE475134C (de) | 1929-04-19 |