BE441896A - - Google Patents
Info
- Publication number
- BE441896A BE441896A BE441896DA BE441896A BE 441896 A BE441896 A BE 441896A BE 441896D A BE441896D A BE 441896DA BE 441896 A BE441896 A BE 441896A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J5/00—Details relating to vessels or to leading-in conductors common to two or more basic types of discharge tubes or lamps
- H01J5/02—Vessels; Containers; Shields associated therewith; Vacuum locks
- H01J5/08—Vessels; Containers; Shields associated therewith; Vacuum locks provided with coatings on the walls thereof; Selection of materials for the coatings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J19/00—Details of vacuum tubes of the types covered by group H01J21/00
- H01J19/42—Mounting, supporting, spacing, or insulating of electrodes or of electrode assemblies
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2893/00—Discharge tubes and lamps
- H01J2893/0001—Electrodes and electrode systems suitable for discharge tubes or lamps
- H01J2893/0002—Construction arrangements of electrode systems
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEL7440D DE1029487B (de) | 1938-11-11 | 1938-11-11 | Elektronenroehre |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE441896A true BE441896A (en:Method) | 1941-07-31 |
Family
ID=7257252
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE441896D BE441896A (en:Method) | 1938-11-11 | 1941-04-26 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE441896A (en:Method) |
| CH (1) | CH218212A (en:Method) |
| DE (1) | DE1029487B (en:Method) |
| FR (1) | FR878777A (en:Method) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3004185A (en) * | 1958-05-26 | 1961-10-10 | Rca Corp | Electron tube |
-
1938
- 1938-11-11 DE DEL7440D patent/DE1029487B/de active Pending
-
1940
- 1940-08-13 CH CH218212D patent/CH218212A/de unknown
-
1941
- 1941-04-26 BE BE441896D patent/BE441896A/xx unknown
-
1942
- 1942-01-26 FR FR878777D patent/FR878777A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE1029487B (de) | 1958-05-08 |
| FR878777A (fr) | 1943-01-29 |
| CH218212A (de) | 1941-11-30 |