FR790054A - Electric discharge tube - Google Patents

Electric discharge tube

Info

Publication number: FR790054A
Authority: FR; France
Prior art keywords: electric discharge; discharge tube; tube; electric; discharge
Prior art date: 1934-05-15
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

Other languages

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.)

Koninklijke Philips NV

Original Assignee

Philips Gloeilampenfabrieken NV

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.)

1934-05-15

Filing date

1935-05-15

Publication date

1935-11-12

1935-05-15 Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV

1935-11-12 Application granted granted Critical

1935-11-12 Publication of FR790054A publication Critical patent/FR790054A/en

Status Expired legal-status Critical Current

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J31/00—Cathode ray tubes; Electron beam tubes
- H01J31/02—Cathode ray tubes; Electron beam tubes having one or more output electrodes which may be impacted selectively by the ray or beam, and onto, from, or over which the ray or beam may be deflected or de-focused
- H01J31/04—Cathode ray tubes; Electron beam tubes having one or more output electrodes which may be impacted selectively by the ray or beam, and onto, from, or over which the ray or beam may be deflected or de-focused with only one or two output electrodes with only two electrically independant groups or electrodes

FR790054D 1934-05-15 1935-05-15 Electric discharge tube Expired FR790054A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE790054X		1934-05-15

Publications (1)

Publication Number	Publication Date
FR790054A true FR790054A (en)	1935-11-12

Family

ID=6699974

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR790054D Expired FR790054A (en)	1934-05-15	1935-05-15	Electric discharge tube

Country Status (2)

Country	Link
BE (1)	BE409481A (en)
FR (1)	FR790054A (en)

0
- BE BE409481D patent/BE409481A/xx unknown
1935
- 1935-05-15 FR FR790054D patent/FR790054A/en not_active Expired

Also Published As

Publication number	Publication date
BE409481A (en)

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