NL121585C - - Google Patents
Info
- Publication number
- NL121585C NL121585C NL121585DA NL121585C NL 121585 C NL121585 C NL 121585C NL 121585D A NL121585D A NL 121585DA NL 121585 C NL121585 C NL 121585C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J23/00—Details of transit-time tubes of the types covered by group H01J25/00
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J23/00—Details of transit-time tubes of the types covered by group H01J25/00
- H01J23/02—Electrodes; Magnetic control means; Screens
- H01J23/08—Focusing arrangements, e.g. for concentrating stream of electrons, for preventing spreading of stream
- H01J23/087—Magnetic focusing arrangements
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR983967T | 1943-09-14 | ||
| FR991154T | 1944-04-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL121585C true NL121585C (xx) |
Family
ID=26234750
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL121585D NL121585C (xx) | 1943-09-14 |
Country Status (2)
| Country | Link |
|---|---|
| CH (1) | CH253580A (xx) |
| NL (1) | NL121585C (xx) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1114945B (de) * | 1953-11-13 | 1961-10-12 | Siemens Ag | Anordnung mit einer Laufzeitroehre, insbesondere Wanderfeldroehre |
| EP0199500B1 (en) * | 1985-04-24 | 1990-08-16 | English Electric Valve Company Limited | Improvements in or relating to travelling wave tubes |
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0
- NL NL121585D patent/NL121585C/xx active
-
1945
- 1945-07-30 CH CH253580D patent/CH253580A/fr unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CH253580A (fr) | 1948-03-15 |