FR812252A - Secondary emission electron tube - Google Patents

Secondary emission electron tube

Info

Publication number
FR812252A
FR812252A FR812252DA FR812252A FR 812252 A FR812252 A FR 812252A FR 812252D A FR812252D A FR 812252DA FR 812252 A FR812252 A FR 812252A
Authority
FR
France
Prior art keywords
electron tube
emission electron
secondary emission
tube
emission
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.)
Loewe Opta GmbH
Original Assignee
Loewe Opta GmbH
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 Loewe Opta GmbH filed Critical Loewe Opta GmbH
Application granted granted Critical
Publication of FR812252A publication Critical patent/FR812252A/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
FR812252D 1935-10-16 1936-10-15 Secondary emission electron tube Expired FR812252A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE812252X 1935-10-16

Publications (1)

Publication Number Publication Date
FR812252A true FR812252A (en) 1937-05-04

Family

ID=6730001

Family Applications (1)

Application Number Title Priority Date Filing Date
FR812252D Expired FR812252A (en) 1935-10-16 1936-10-15 Secondary emission electron tube

Country Status (1)

Country Link
FR (1) FR812252A (en)

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