FR2128404B1 - - Google Patents
Info
- Publication number
- FR2128404B1 FR2128404B1 FR7206831A FR7206831A FR2128404B1 FR 2128404 B1 FR2128404 B1 FR 2128404B1 FR 7206831 A FR7206831 A FR 7206831A FR 7206831 A FR7206831 A FR 7206831A FR 2128404 B1 FR2128404 B1 FR 2128404B1
- Authority
- FR
- France
- 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
- H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
- H01J29/02—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
- H01J29/10—Screens on or from which an image or pattern is formed, picked up, converted or stored
- H01J29/36—Photoelectric screens; Charge-storage screens
- H01J29/38—Photoelectric screens; Charge-storage screens not using charge storage, e.g. photo-emissive screen, extended cathode
- H01J29/385—Photocathodes comprising a layer which modified the wave length of impinging radiation
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB565571 | 1971-03-01 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2128404A1 FR2128404A1 (esLanguage) | 1972-10-20 |
| FR2128404B1 true FR2128404B1 (esLanguage) | 1975-02-21 |
Family
ID=9800148
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7206831A Expired FR2128404B1 (esLanguage) | 1971-03-01 | 1972-02-29 |
Country Status (3)
| Country | Link |
|---|---|
| DE (1) | DE2208417C3 (esLanguage) |
| FR (1) | FR2128404B1 (esLanguage) |
| GB (1) | GB1322079A (esLanguage) |
-
1971
- 1971-03-01 GB GB1322079D patent/GB1322079A/en not_active Expired
-
1972
- 1972-02-23 DE DE19722208417 patent/DE2208417C3/de not_active Expired
- 1972-02-29 FR FR7206831A patent/FR2128404B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2208417A1 (de) | 1972-09-21 |
| FR2128404A1 (esLanguage) | 1972-10-20 |
| DE2208417C3 (de) | 1979-12-06 |
| DE2208417B2 (de) | 1979-04-12 |
| GB1322079A (en) | 1973-07-04 |