NL6908584A - - Google Patents
Info
- Publication number
- NL6908584A NL6908584A NL6908584A NL6908584A NL6908584A NL 6908584 A NL6908584 A NL 6908584A NL 6908584 A NL6908584 A NL 6908584A NL 6908584 A NL6908584 A NL 6908584A NL 6908584 A NL6908584 A NL 6908584A
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J1/00—Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps
- H01J1/02—Main electrodes
- H01J1/34—Photo-emissive cathodes
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2201/00—Electrodes common to discharge tubes
- H01J2201/34—Photoemissive electrodes
- H01J2201/342—Cathodes
- H01J2201/3421—Composition of the emitting surface
- H01J2201/3425—Metals, metal alloys
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB2887468 | 1968-06-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL6908584A true NL6908584A (enExample) | 1969-12-22 |
Family
ID=10282557
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6908584A NL6908584A (enExample) | 1968-06-18 | 1969-06-05 |
Country Status (4)
| Country | Link |
|---|---|
| DE (1) | DE1930355A1 (enExample) |
| FR (1) | FR2011138A1 (enExample) |
| GB (1) | GB1258247A (enExample) |
| NL (1) | NL6908584A (enExample) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL2013885A (en) | 2013-12-05 | 2015-06-08 | Asml Netherlands Bv | Electron injector and free electron laser. |
-
1968
- 1968-06-18 GB GB1258247D patent/GB1258247A/en not_active Expired
-
1969
- 1969-06-05 NL NL6908584A patent/NL6908584A/xx unknown
- 1969-06-14 DE DE19691930355 patent/DE1930355A1/de active Pending
- 1969-06-16 FR FR6919975A patent/FR2011138A1/fr not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| FR2011138A1 (enExample) | 1970-02-27 |
| DE1930355A1 (de) | 1970-01-02 |
| GB1258247A (enExample) | 1971-12-22 |