BE495703A - - Google Patents

Info

Publication number: BE495703A
Authority: BE; Belgium

Application number

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.)

1949-05-14

Publication of BE495703A publication Critical patent/BE495703A/xx

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
- H01J29/58—Arrangements for focusing or reflecting ray or beam
- H01J29/62—Electrostatic lenses

BE495703D 1949-05-14 BE495703A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
NL287008X		1949-05-14

Publications (1)

Publication Number	Publication Date
BE495703A true BE495703A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Family

ID=19782567

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE495703D BE495703A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)	1949-05-14

Country Status (6)

Country	Link
BE (1)	BE495703A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CH (1)	CH287008A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1)	DE820322C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1)	FR1017656A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1)	GB683491A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (2)	NL146459B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

0
- BE BE495703D patent/BE495703A/xx unknown
- NL NL73499D patent/NL73499C/xx active
- NL NL707016452A patent/NL146459B/xx unknown
1950
- 1950-05-11 GB GB11772/50A patent/GB683491A/en not_active Expired
- 1950-05-11 DE DEN863A patent/DE820322C/de not_active Expired
- 1950-05-12 CH CH287008D patent/CH287008A/de unknown
- 1950-05-12 FR FR1017656D patent/FR1017656A/fr not_active Expired

Also Published As

Publication number	Publication date
NL73499C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CH287008A (de)	1952-11-15
GB683491A (en)	1952-11-26
NL146459B (nl)
DE820322C (de)	1951-11-08
FR1017656A (fr)	1952-12-17

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