FR1207902A - Electron tube - Google Patents

Electron tube

Info

Publication number
FR1207902A
FR1207902A FR1207902DA FR1207902A FR 1207902 A FR1207902 A FR 1207902A FR 1207902D A FR1207902D A FR 1207902DA FR 1207902 A FR1207902 A FR 1207902A
Authority
FR
France
Prior art keywords
electron tube
electron
tube
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.)
Varian Medical Systems Inc
Original Assignee
Eitel Mccullough 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 Eitel Mccullough Inc filed Critical Eitel Mccullough Inc
Application granted granted Critical
Publication of FR1207902A publication Critical patent/FR1207902A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J21/00—Vacuum tubes
    • H01J21/36—Tubes with flat electrodes, e.g. disc electrode
FR1207902D 1957-10-25 1958-07-23 Electron tube Expired FR1207902A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1207902XA 1957-10-25 1957-10-25

Publications (1)

Publication Number Publication Date
FR1207902A true FR1207902A (en) 1960-02-19

Family

ID=22392574

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1207902D Expired FR1207902A (en) 1957-10-25 1958-07-23 Electron tube

Country Status (1)

Country Link
FR (1) FR1207902A (en)

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