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FR1500399A - Perfectionnements aux tubes cathodiques et aux dispositifs de focalisation et de déflexion associés - Google Patents

Perfectionnements aux tubes cathodiques et aux dispositifs de focalisation et de déflexion associés

Info

Publication number
FR1500399A
FR1500399A FR77501A FR77501A FR1500399A FR 1500399 A FR1500399 A FR 1500399A FR 77501 A FR77501 A FR 77501A FR 77501 A FR77501 A FR 77501A FR 1500399 A FR1500399 A FR 1500399A
Authority
FR
France
Prior art keywords
cathode ray
ray tubes
deflection devices
associated focusing
focusing
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
Application number
FR77501A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
EMI Ltd
Electrical and Musical Industries Ltd
Original Assignee
EMI Ltd
Electrical and Musical Industries Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by EMI Ltd, Electrical and Musical Industries Ltd filed Critical EMI Ltd
Application granted granted Critical
Publication of FR1500399A publication Critical patent/FR1500399A/fr
Expired legal-status Critical Current

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
FR77501A 1965-09-25 1966-09-23 Perfectionnements aux tubes cathodiques et aux dispositifs de focalisation et de déflexion associés Expired FR1500399A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB40904/65A GB1165002A (en) 1965-09-25 1965-09-25 Improvements relating to Cathode Ray Tubes and Focusing and Deflecting Arrangements Therefor.
GB4090466 1966-09-15

Publications (1)

Publication Number Publication Date
FR1500399A true FR1500399A (fr) 1967-11-03

Family

ID=26264537

Family Applications (1)

Application Number Title Priority Date Filing Date
FR77501A Expired FR1500399A (fr) 1965-09-25 1966-09-23 Perfectionnements aux tubes cathodiques et aux dispositifs de focalisation et de déflexion associés

Country Status (5)

Country Link
US (1) US3449624A (fr)
DE (1) DE1539928B1 (fr)
FR (1) FR1500399A (fr)
GB (1) GB1165002A (fr)
NL (1) NL6613350A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL157452B (nl) * 1968-11-09 1978-07-17 Philips Nv Inrichting met een kathodestraalbuis.
US3921025A (en) * 1974-07-05 1975-11-18 Tektronix Inc Dual-beam CRT with vertical trace bowing correction means

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2111231A (en) * 1934-06-27 1938-03-15 Radio Patents Corp Recording device
US2228958A (en) * 1938-11-23 1941-01-14 Fides Gmbh Cathode ray tube
US2351757A (en) * 1941-07-29 1944-06-20 Bell Telephone Labor Inc Electron discharge device
NL108855C (fr) * 1956-09-07
NL226053A (fr) * 1957-03-27
NL253491A (fr) * 1959-07-07
GB1040334A (en) * 1962-03-29 1966-08-24 Emi Ltd Improvements in or relating to electrostatically focused electron discharge tubes
US3325672A (en) * 1963-04-22 1967-06-13 Tokyo Shibaura Electric Co Image pickup tube with a mesh electrode supported by a ring

Also Published As

Publication number Publication date
US3449624A (en) 1969-06-10
DE1539928B1 (de) 1970-05-14
NL6613350A (fr) 1967-03-28
GB1165002A (en) 1969-09-24

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