FR860264A - Electron current multiplication device - Google Patents
Electron current multiplication deviceInfo
- Publication number
- FR860264A FR860264A FR860264DA FR860264A FR 860264 A FR860264 A FR 860264A FR 860264D A FR860264D A FR 860264DA FR 860264 A FR860264 A FR 860264A
- Authority
- FR
- France
- Prior art keywords
- electron current
- multiplication device
- current multiplication
- electron
- multiplication
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- 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
- H01J40/18—Photoelectric discharge tubes not involving the ionisation of a gas having photo- emissive cathode, e.g. alkaline photoelectric cell with luminescent coatings for influencing the sensitivity of the tube, e.g. by converting the input wavelength
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE860264X | 1938-09-15 | ||
DEF85630D DE740925C (en) | 1938-09-15 | 1938-09-16 | Electron multipliers with photocathodes and fluorescent screens |
Publications (1)
Publication Number | Publication Date |
---|---|
FR860264A true FR860264A (en) | 1941-01-10 |
Family
ID=25950676
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR860264D Expired FR860264A (en) | 1938-09-15 | 1939-09-15 | Electron current multiplication device |
Country Status (2)
Country | Link |
---|---|
DE (1) | DE740925C (en) |
FR (1) | FR860264A (en) |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB362838A (en) * | 1930-09-30 | 1931-12-10 | Philips Nv | Improvements in or relating to photo-electric cells |
NL44366C (en) * | 1933-10-07 | |||
US2258436A (en) * | 1934-06-07 | 1941-10-07 | Radio Patents Corp | Phototube for translation of images |
GB443777A (en) * | 1934-07-05 | 1936-03-05 | James Dwyer Mcgee | Electron discharge amplifiers |
US2131185A (en) * | 1935-03-01 | 1938-09-27 | Telefunken Gmbh | Electrooptical device |
FR802492A (en) * | 1935-03-02 | 1936-09-05 | Baird Television Ltd | Improvements to photo-sensitive cells |
-
1938
- 1938-09-16 DE DEF85630D patent/DE740925C/en not_active Expired
-
1939
- 1939-09-15 FR FR860264D patent/FR860264A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE740925C (en) | 1943-10-30 |
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