NL38911C - - Google Patents
Info
- Publication number
- NL38911C NL38911C NL38911DA NL38911C NL 38911 C NL38911 C NL 38911C NL 38911D A NL38911D A NL 38911DA NL 38911 C NL38911 C NL 38911C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J43/00—Secondary-emission tubes; Electron-multiplier tubes
- H01J43/04—Electron multipliers
- H01J43/06—Electrode arrangements
- H01J43/16—Electrode arrangements using essentially one dynode
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J40/00—Photoelectric discharge tubes not involving the ionisation of a gas
- H01J40/16—Photoelectric discharge tubes not involving the ionisation of a gas having photo- emissive cathode, e.g. alkaline photoelectric cell
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US389066A US2206713A (en) | 1929-08-28 | 1929-08-28 | Photoelectric apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL38911C true NL38911C (en:Method) |
Family
ID=23536676
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL38911D NL38911C (en:Method) | 1929-08-28 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US2206713A (en:Method) |
| AT (1) | AT127570B (en:Method) |
| DE (1) | DE645331C (en:Method) |
| FR (1) | FR700897A (en:Method) |
| GB (1) | GB364006A (en:Method) |
| NL (1) | NL38911C (en:Method) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL53689C (en:Method) * | 1933-10-07 | |||
| US2123024A (en) * | 1936-05-29 | 1938-07-05 | Rca Corp | Electrode for electric discharge devices |
| DE890393C (de) * | 1936-05-30 | 1953-09-17 | Fernseh Gmbh | Als Reihenvervielfacher arbeitender Sekundaerelektronenverstaerker |
| DE874176C (de) * | 1939-03-25 | 1953-04-20 | Sueddeutsche Telefon App | Sekundaerelektronenvervielfacher mit Gluehkathode |
| NL6903628A (en:Method) * | 1968-03-15 | 1969-09-17 |
-
0
- NL NL38911D patent/NL38911C/xx active
-
1929
- 1929-08-28 US US389066A patent/US2206713A/en not_active Expired - Lifetime
-
1930
- 1930-06-26 DE DE1930645331D patent/DE645331C/de not_active Expired
- 1930-08-20 FR FR700897D patent/FR700897A/fr not_active Expired
- 1930-08-25 AT AT127570D patent/AT127570B/de active
- 1930-08-26 GB GB25456/30A patent/GB364006A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR700897A (fr) | 1931-03-09 |
| AT127570B (de) | 1932-04-11 |
| DE645331C (de) | 1937-05-26 |
| GB364006A (en) | 1931-12-28 |
| US2206713A (en) | 1940-07-02 |