NL199308A - - Google Patents
Info
- Publication number
- NL199308A NL199308A NL199308DA NL199308A NL 199308 A NL199308 A NL 199308A NL 199308D A NL199308D A NL 199308DA NL 199308 A NL199308 A NL 199308A
- Authority
- NL
- Netherlands
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
- H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
- H01J29/58—Arrangements for focusing or reflecting ray or beam
- H01J29/64—Magnetic lenses
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB22578/54A GB777846A (en) | 1954-08-04 | 1954-08-04 | Improvements in or relating to cathode ray tubes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL199308A true NL199308A (zh) |
Family
ID=10181680
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL199308D NL199308A (zh) | 1954-08-04 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2788468A (zh) |
| FR (1) | FR1125877A (zh) |
| GB (1) | GB777846A (zh) |
| NL (1) | NL199308A (zh) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE476201A (zh) * | 1939-06-06 | |||
| US2656486A (en) * | 1950-09-28 | 1953-10-20 | Du Mont Allen B Lab Inc | Stabilized television circuit |
| US2730642A (en) * | 1951-04-23 | 1956-01-10 | Hartford Nat Bank & Trust Co | Device comprising a cathode-ray tube |
| BE505466A (zh) * | 1951-04-23 | |||
| BE522315A (zh) * | 1952-08-26 |
-
0
- NL NL199308D patent/NL199308A/xx unknown
-
1954
- 1954-08-04 GB GB22578/54A patent/GB777846A/en not_active Expired
-
1955
- 1955-06-09 FR FR1125877D patent/FR1125877A/fr not_active Expired
- 1955-08-04 US US526395A patent/US2788468A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| GB777846A (en) | 1957-06-26 |
| US2788468A (en) | 1957-04-09 |
| FR1125877A (fr) | 1956-11-09 |