NL54812C - - Google Patents
Info
- Publication number
- NL54812C NL54812C NL74506A NL74506A NL54812C NL 54812 C NL54812 C NL 54812C NL 74506 A NL74506 A NL 74506A NL 74506 A NL74506 A NL 74506A NL 54812 C NL54812 C NL 54812C
- 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
- H03F3/54—Amplifiers using transit-time effect in tubes or semiconductor devices
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J25/00—Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons
- H01J25/68—Tubes specially designed to act as oscillator with positive grid and retarding field, e.g. for Barkhausen-Kurz oscillators
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
- Farming Of Fish And Shellfish (AREA)
- Transforming Electric Information Into Light Information (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE457928X | 1934-08-09 | ||
| NL457928X | 1935-08-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL54812C true NL54812C (el) | 1943-06-15 |
Family
ID=32070592
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL74466A NL50277C (el) | 1934-08-09 | 1934-08-06 | |
| NL74506A NL54812C (el) | 1934-08-09 | 1935-08-09 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL74466A NL50277C (el) | 1934-08-09 | 1934-08-06 |
Country Status (6)
| Country | Link |
|---|---|
| US (2) | US2094477A (el) |
| BE (1) | BE416910A (el) |
| DE (1) | DE731698C (el) |
| FR (2) | FR793102A (el) |
| GB (2) | GB458066A (el) |
| NL (2) | NL50277C (el) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2489266A (en) * | 1945-09-14 | 1949-11-29 | Farnsworth Res Corp | Cathode-coupled amplifier |
| US3021074A (en) * | 1957-05-08 | 1962-02-13 | Socony Mobil Oil Co Inc | Electroic triode bridge multiplier |
-
0
- BE BE416910D patent/BE416910A/xx unknown
-
1934
- 1934-08-06 NL NL74466A patent/NL50277C/xx active
- 1934-08-09 DE DEN37039D patent/DE731698C/de not_active Expired
-
1935
- 1935-06-08 GB GB16670/36A patent/GB458066A/en not_active Expired
- 1935-06-08 GB GB16720/35A patent/GB457928A/en not_active Expired
- 1935-07-19 FR FR793102D patent/FR793102A/fr not_active Expired
- 1935-08-09 NL NL74506A patent/NL54812C/xx active
- 1935-09-04 US US39094A patent/US2094477A/en not_active Expired - Lifetime
-
1936
- 1936-07-18 US US91274A patent/US2173910A/en not_active Expired - Lifetime
- 1936-08-08 FR FR47599D patent/FR47599E/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR47599E (fr) | 1937-06-04 |
| GB457928A (en) | 1936-12-08 |
| GB458066A (en) | 1936-12-08 |
| DE731698C (de) | 1943-02-13 |
| BE416910A (el) | |
| FR793102A (fr) | 1936-01-16 |
| US2094477A (en) | 1937-09-28 |
| NL50277C (el) | 1941-05-15 |
| US2173910A (en) | 1939-09-26 |