FR943973A - Electronic discharge devices - Google Patents

Electronic discharge devices

Info

Publication number
FR943973A
FR943973A FR943973DA FR943973A FR 943973 A FR943973 A FR 943973A FR 943973D A FR943973D A FR 943973DA FR 943973 A FR943973 A FR 943973A
Authority
FR
France
Prior art keywords
discharge devices
electronic discharge
electronic
devices
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.)
AT&T Corp
Original Assignee
Western Electric Co Inc
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 Western Electric Co Inc filed Critical Western Electric Co Inc
Application granted granted Critical
Publication of FR943973A publication Critical patent/FR943973A/en
Expired legal-status Critical Current

Links

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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J21/00—Vacuum tubes
    • H01J21/02—Tubes with a single discharge path
    • H01J21/06—Tubes with a single discharge path having electrostatic control means only
    • H01J21/10—Tubes with a single discharge path having electrostatic control means only with one or more immovable internal control electrodes, e.g. triode, pentode, octode
    • H01J21/14—Tubes with means for concentrating the electron stream, e.g. beam tetrode
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J25/00—Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons
    • H01J25/78—Tubes with electron stream modulated by deflection in a resonator
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2893/00—Discharge tubes and lamps
    • H01J2893/0029—Electron beam tubes
FR943973D 1942-08-29 1947-03-26 Electronic discharge devices Expired FR943973A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US590463XA 1942-08-29 1942-08-29

Publications (1)

Publication Number Publication Date
FR943973A true FR943973A (en) 1949-03-23

Family

ID=22020469

Family Applications (1)

Application Number Title Priority Date Filing Date
FR943973D Expired FR943973A (en) 1942-08-29 1947-03-26 Electronic discharge devices

Country Status (3)

Country Link
BE (1) BE472994A (en)
FR (1) FR943973A (en)
GB (1) GB590463A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2533405A (en) * 1945-09-15 1950-12-12 Nat Union Radio Corp Demodulation apparatus for pulse multiplex pulse time modulated signals
US2620454A (en) * 1950-04-05 1952-12-02 Nat Union Radio Corp Focused radial beam electron tube

Also Published As

Publication number Publication date
GB590463A (en) 1947-07-18
BE472994A (en)

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