NL86361C - - Google Patents
Info
- Publication number
- NL86361C NL86361C NL86361DA NL86361C NL 86361 C NL86361 C NL 86361C NL 86361D A NL86361D A NL 86361DA NL 86361 C NL86361 C NL 86361C
- 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
- H01J29/68—Magnetic lenses using permanent magnets only
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL822485X | 1954-12-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL86361C true NL86361C (en:Method) |
Family
ID=19840915
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL86361D NL86361C (en:Method) | 1954-12-04 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2873413A (en:Method) |
| DE (1) | DE1031442B (en:Method) |
| FR (1) | FR1139451A (en:Method) |
| GB (1) | GB822485A (en:Method) |
| NL (1) | NL86361C (en:Method) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB885251A (en) * | 1958-05-13 | 1961-12-20 | Mullard Ltd | Improvements in permanent magnet systems |
| US3146191A (en) * | 1961-05-12 | 1964-08-25 | Indiana General Corp | Variable magnetic strength permanent magnetic drum |
| US3387158A (en) * | 1965-04-14 | 1968-06-04 | Sony Corp | Focus magnet assembly for cathode ray tubes |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2333230A (en) * | 1940-12-24 | 1943-11-02 | O S Walker Co Inc | Magnetic chuck |
| US2369769A (en) * | 1942-09-04 | 1945-02-20 | American Viscose Corp | Apparatus for the liquid treatment of yarn and the like |
| US2608665A (en) * | 1950-07-29 | 1952-08-26 | Gen Electric | Permanent magnet focusing device |
| US2714678A (en) * | 1950-09-03 | 1955-08-02 | Siemens Ag | Electron microscopes |
| BE522315A (en:Method) * | 1952-08-26 |
-
0
- NL NL86361D patent/NL86361C/xx active
-
1955
- 1955-11-30 DE DEN11517A patent/DE1031442B/de active Pending
- 1955-11-30 US US550115A patent/US2873413A/en not_active Expired - Lifetime
- 1955-12-01 GB GB34410/55A patent/GB822485A/en not_active Expired
- 1955-12-02 FR FR1139451D patent/FR1139451A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US2873413A (en) | 1959-02-10 |
| GB822485A (en) | 1959-10-28 |
| DE1031442B (de) | 1958-06-04 |
| FR1139451A (fr) | 1957-07-01 |