FR904915A - Braun tube improvement - Google Patents
Braun tube improvementInfo
- Publication number
- FR904915A FR904915A FR904915DA FR904915A FR 904915 A FR904915 A FR 904915A FR 904915D A FR904915D A FR 904915DA FR 904915 A FR904915 A FR 904915A
- Authority
- FR
- France
- Prior art keywords
- braun tube
- tube improvement
- improvement
- braun
- tube
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
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
- H01J29/003—Arrangements for eliminating unwanted electromagnetic effects, e.g. demagnetisation arrangements, shielding coils
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE904915X | 1943-02-25 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR904915A true FR904915A (en) | 1945-11-20 |
Family
ID=6862042
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR904915D Expired FR904915A (en) | 1943-02-25 | 1944-06-07 | Braun tube improvement |
Country Status (3)
Country | Link |
---|---|
BE (1) | BE456246A (en) |
FR (1) | FR904915A (en) |
NL (1) | NL116950C (en) |
-
0
- BE BE456246D patent/BE456246A/xx unknown
- NL NL116950D patent/NL116950C/xx active
-
1944
- 1944-06-07 FR FR904915D patent/FR904915A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
NL116950C (en) | |
BE456246A (en) |
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