BE400494A - - Google Patents
Info
- Publication number
- BE400494A BE400494A BE400494DA BE400494A BE 400494 A BE400494 A BE 400494A BE 400494D A BE400494D A BE 400494DA BE 400494 A BE400494 A BE 400494A
- Authority
- BE
- Belgium
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
- H01J29/52—Arrangements for controlling intensity of ray or beam, e.g. for modulation
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J21/00—Vacuum tubes
- H01J21/02—Tubes with a single discharge path
-
- 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
- H01J29/62—Electrostatic lenses
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE431057X | 1932-12-24 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE400494A true BE400494A (xx) |
Family
ID=6484392
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE400494D BE400494A (xx) | 1932-12-24 |
Country Status (5)
Country | Link |
---|---|
AT (1) | AT142068B (xx) |
BE (1) | BE400494A (xx) |
FR (1) | FR765878A (xx) |
GB (1) | GB431057A (xx) |
NL (1) | NL48513C (xx) |
-
0
- NL NL48513D patent/NL48513C/xx active
- BE BE400494D patent/BE400494A/xx unknown
-
1933
- 1933-12-18 AT AT142068D patent/AT142068B/de active
- 1933-12-21 FR FR765878D patent/FR765878A/fr not_active Expired
- 1933-12-27 GB GB36361/33A patent/GB431057A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR765878A (fr) | 1934-06-18 |
NL48513C (xx) | |
AT142068B (de) | 1935-06-11 |
GB431057A (en) | 1935-06-27 |