FR681321A - Perfectionnements aux tubes électroniques - Google Patents

Perfectionnements aux tubes électroniques

Info

Publication number
FR681321A
FR681321A FR681321DA FR681321A FR 681321 A FR681321 A FR 681321A FR 681321D A FR681321D A FR 681321DA FR 681321 A FR681321 A FR 681321A
Authority
FR
France
Prior art keywords
electronic tubes
tubes
electronic
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
English (en)
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.)
Raytheon Co
Original Assignee
Raytheon Co
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 Raytheon Co filed Critical Raytheon Co
Application granted granted Critical
Publication of FR681321A publication Critical patent/FR681321A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J5/00—Details relating to vessels or to leading-in conductors common to two or more basic types of discharge tubes or lamps
    • H01J5/32—Seals for leading-in conductors
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J19/00—Details of vacuum tubes of the types covered by group H01J21/00
    • H01J19/42—Mounting, supporting, spacing, or insulating of electrodes or of electrode assemblies
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2893/00—Discharge tubes and lamps
    • H01J2893/0001—Electrodes and electrode systems suitable for discharge tubes or lamps
    • H01J2893/0002—Construction arrangements of electrode systems
FR681321D 1928-09-17 1929-09-04 Perfectionnements aux tubes électroniques Expired FR681321A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US306398A US1961269A (en) 1928-09-17 1928-09-17 Electron discharge apparatus

Publications (1)

Publication Number Publication Date
FR681321A true FR681321A (fr) 1930-05-13

Family

ID=23185114

Family Applications (1)

Application Number Title Priority Date Filing Date
FR681321D Expired FR681321A (fr) 1928-09-17 1929-09-04 Perfectionnements aux tubes électroniques

Country Status (3)

Country Link
US (1) US1961269A (fr)
FR (1) FR681321A (fr)
GB (1) GB319208A (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE750383C (de) * 1941-03-01 1945-01-13 Elektrisches Entladungsgefaess mit in einer Isolierscheibe befestigter Strebe
DE957420C (de) * 1952-02-01 1957-01-31 Siemens Ag Elektrodensystem fuer elektrische Entladungsroehren
US3364379A (en) * 1963-10-14 1968-01-16 Gen Electric Aligned-grids electron discharge device and method and apparatus for manufacture thereof
US3520040A (en) * 1967-05-15 1970-07-14 Gen Electric Method for manufacturing aligned-grids electron discharge device

Also Published As

Publication number Publication date
GB319208A (en) 1930-11-13
US1961269A (en) 1934-06-05

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