FR1446630A - Development of electronic discharge devices - Google Patents

Development of electronic discharge devices

Info

Publication number
FR1446630A
FR1446630A FR30771A FR30771A FR1446630A FR 1446630 A FR1446630 A FR 1446630A FR 30771 A FR30771 A FR 30771A FR 30771 A FR30771 A FR 30771A FR 1446630 A FR1446630 A FR 1446630A
Authority
FR
France
Prior art keywords
development
discharge devices
electronic discharge
electronic
devices
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
FR30771A
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.)
Varian Medical Systems Inc
Original Assignee
Varian Associates 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
Priority claimed from US399461A external-priority patent/US3372297A/en
Application filed by Varian Associates Inc filed Critical Varian Associates Inc
Priority to FR30771A priority Critical patent/FR1446630A/en
Application granted granted Critical
Publication of FR1446630A publication Critical patent/FR1446630A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J1/00—Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps
    • H01J1/02—Main electrodes
    • H01J1/13—Solid thermionic cathodes
    • H01J1/20—Cathodes heated indirectly by an electric current; Cathodes heated by electron or ion bombardment
    • H01J1/22—Heaters
FR30771A 1964-09-28 1965-09-08 Development of electronic discharge devices Expired FR1446630A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR30771A FR1446630A (en) 1964-09-28 1965-09-08 Development of electronic discharge devices

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US399461A US3372297A (en) 1964-09-28 1964-09-28 High frequency electron discharge devices and thermionic cathodes having improved (cvd) refractory insulation coated heater wires
FR30771A FR1446630A (en) 1964-09-28 1965-09-08 Development of electronic discharge devices

Publications (1)

Publication Number Publication Date
FR1446630A true FR1446630A (en) 1966-07-22

Family

ID=26165995

Family Applications (1)

Application Number Title Priority Date Filing Date
FR30771A Expired FR1446630A (en) 1964-09-28 1965-09-08 Development of electronic discharge devices

Country Status (1)

Country Link
FR (1) FR1446630A (en)

Similar Documents

Publication Publication Date Title
FR1339981A (en) Improvements to electronic discharge devices
CH437865A (en) Electronic computer
FR1236307A (en) Improvements to electronic discharge devices
FR1456279A (en) Electronic discharge device
FR1345258A (en) Klystron type electronic discharge device
FR1423457A (en) Electronic discharge device
FR1209100A (en) Electronic discharge devices
FR1137636A (en) Electronic discharge devices
FR1446630A (en) Development of electronic discharge devices
FR1498177A (en) Improvements to electronic discharge devices
CH402198A (en) Electronic discharge tube
FR1407979A (en) Electronic discharge tube
FR1462668A (en) Electronic discharge device
FR1410164A (en) Improvements to electronic discharge devices
FR1329194A (en) Electronic discharge device
FR88408E (en) Further development of capping devices
FR1504246A (en) Improvements to electromagnetic plunger-core devices
FR1447318A (en) Further development of instant click devices
FR1286369A (en) Electronic discharge tube
FR1306006A (en) Improvements to electronic discharge devices
FR1389811A (en) Electronic discharge device
FR1196038A (en) Electronic discharge devices
FR1319277A (en) Electronic discharge tube
FR1460433A (en) Further development of vacuum discharge devices
FR1382617A (en) Discharge lamp devices