NL54243C - - Google Patents

Info

Publication number: NL54243C
Authority: NL; Netherlands

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.)

1938-02-07

Publication of NL54243C publication Critical patent/NL54243C/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
- H01J29/84—Traps for removing or diverting unwanted particles, e.g. negative ions, fringing electrons; Arrangements for velocity or mass selection

NL54243D 1938-02-07 NL54243C (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE207146X		1938-02-07

Publications (1)

Publication Number	Publication Date
NL54243C true NL54243C (enrdf_load_stackoverflow)

Family

ID=5793550

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL54243D NL54243C (enrdf_load_stackoverflow)	1938-02-07

Country Status (5)

Country	Link
US (1)	US2356418A (enrdf_load_stackoverflow)
BE (1)	BE432577A (enrdf_load_stackoverflow)
CH (1)	CH207146A (enrdf_load_stackoverflow)
FR (1)	FR849946A (enrdf_load_stackoverflow)
NL (1)	NL54243C (enrdf_load_stackoverflow)

0
- BE BE432577D patent/BE432577A/xx unknown
- NL NL54243D patent/NL54243C/xx active
1939
- 1939-02-04 CH CH207146D patent/CH207146A/de unknown
- 1939-02-04 US US254581A patent/US2356418A/en not_active Expired - Lifetime
- 1939-02-06 FR FR849946D patent/FR849946A/fr not_active Expired

Also Published As

Publication number	Publication date
US2356418A (en)	1944-08-22
CH207146A (de)	1939-09-30
FR849946A (fr)	1939-12-05
BE432577A (enrdf_load_stackoverflow)

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