FR821509A - Electronic discharge tubes - Google Patents

Electronic discharge tubes

Info

Publication number
FR821509A
FR821509A FR821509DA FR821509A FR 821509 A FR821509 A FR 821509A FR 821509D A FR821509D A FR 821509DA FR 821509 A FR821509 A FR 821509A
Authority
FR
France
Prior art keywords
discharge tubes
electronic discharge
electronic
tubes
discharge
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
Other languages
French (fr)
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.)
RCA Corp
Original Assignee
RCA Corp
Radio Corporation of America
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 RCA Corp, Radio Corporation of America filed Critical RCA Corp
Application granted granted Critical
Publication of FR821509A publication Critical patent/FR821509A/en
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
    • H01J29/70—Arrangements for deflecting ray or beam
    • H01J29/72—Arrangements for deflecting ray or beam along one straight line or along two perpendicular straight lines
    • H01J29/74—Deflecting by electric fields only
FR821509D 1936-05-12 1937-05-07 Electronic discharge tubes Expired FR821509A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US79341A US2099994A (en) 1936-05-12 1936-05-12 Electron tube

Publications (1)

Publication Number Publication Date
FR821509A true FR821509A (en) 1937-12-07

Family

ID=22149911

Family Applications (1)

Application Number Title Priority Date Filing Date
FR821509D Expired FR821509A (en) 1936-05-12 1937-05-07 Electronic discharge tubes

Country Status (5)

Country Link
US (1) US2099994A (en)
BE (1) BE421505A (en)
DE (1) DE691572C (en)
FR (1) FR821509A (en)
GB (1) GB478475A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE744015C (en) * 1938-04-25 1944-01-07 Philips Patentverwaltung Cathode ray tubes with two pairs of deflection plates that are perpendicular to one another and operated with asymmetrical deflection voltages

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2623692A (en) * 1942-11-30 1952-12-30 Cossor Ltd A C Electrical fire control calculating apparatus
DE975306C (en) * 1952-06-29 1961-11-02 Telefunken Patent Electron beam tube with a collecting screen and an electrostatic deflection system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE744015C (en) * 1938-04-25 1944-01-07 Philips Patentverwaltung Cathode ray tubes with two pairs of deflection plates that are perpendicular to one another and operated with asymmetrical deflection voltages

Also Published As

Publication number Publication date
DE691572C (en) 1940-05-30
GB478475A (en) 1938-01-19
US2099994A (en) 1937-11-23
BE421505A (en)

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