FR1115306A - Improvements to cathode-ray tubes for television and similar uses - Google Patents
Improvements to cathode-ray tubes for television and similar usesInfo
- Publication number
- FR1115306A FR1115306A FR1115306DA FR1115306A FR 1115306 A FR1115306 A FR 1115306A FR 1115306D A FR1115306D A FR 1115306DA FR 1115306 A FR1115306 A FR 1115306A
- Authority
- FR
- France
- Prior art keywords
- television
- cathode
- ray tubes
- similar uses
- similar
- 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
- H01J29/86—Vessels; Containers; Vacuum locks
- H01J29/867—Means associated with the outside of the vessel for shielding, e.g. magnetic shields
-
- 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
- H01J29/02—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
- H01J29/06—Screens for shielding; Masks interposed in the electron stream
-
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1329/54A GB769401A (en) | 1954-01-15 | 1954-01-15 | Improvements in or relating to television and like cathode ray tube apparatus having magnetic screens |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1115306A true FR1115306A (en) | 1956-04-23 |
Family
ID=9720104
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1115306D Expired FR1115306A (en) | 1954-01-15 | 1954-12-09 | Improvements to cathode-ray tubes for television and similar uses |
Country Status (5)
Country | Link |
---|---|
US (1) | US2748305A (en) |
ES (1) | ES218620A1 (en) |
FR (1) | FR1115306A (en) |
GB (1) | GB769401A (en) |
NL (2) | NL99008C (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2834901A (en) * | 1954-05-06 | 1958-05-13 | Rca Corp | Cathode ray tube adjunct |
BE585351A (en) * | 1958-12-06 | |||
JPS63144505A (en) * | 1986-12-09 | 1988-06-16 | Mitsubishi Electric Corp | Magnetic field leakage canceling device |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2414925A (en) * | 1944-01-26 | 1947-01-28 | Farnsworth Television & Radio | Scanning and focusing yoke |
NL80751C (en) * | 1947-02-19 |
-
0
- NL NL193774D patent/NL193774A/xx unknown
- NL NL99008D patent/NL99008C/xx active
-
1954
- 1954-01-15 GB GB1329/54A patent/GB769401A/en not_active Expired
- 1954-11-24 ES ES0218620A patent/ES218620A1/en not_active Expired
- 1954-12-09 FR FR1115306D patent/FR1115306A/en not_active Expired
- 1954-12-21 US US476667A patent/US2748305A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US2748305A (en) | 1956-05-29 |
NL193774A (en) | |
ES218620A1 (en) | 1955-04-16 |
GB769401A (en) | 1957-03-06 |
NL99008C (en) |
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