FR1172200A - Manufacturing process of electron tubes for very high frequencies - Google Patents

Manufacturing process of electron tubes for very high frequencies

Info

Publication number
FR1172200A
FR1172200A FR1172200DA FR1172200A FR 1172200 A FR1172200 A FR 1172200A FR 1172200D A FR1172200D A FR 1172200DA FR 1172200 A FR1172200 A FR 1172200A
Authority
FR
France
Prior art keywords
manufacturing process
high frequencies
electron tubes
tubes
electron
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR1172200A publication Critical patent/FR1172200A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J23/00—Details of transit-time tubes of the types covered by group H01J25/00
    • H01J23/12—Vessels; Containers
FR1172200D 1956-02-06 1957-02-05 Manufacturing process of electron tubes for very high frequencies Expired FR1172200A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1172200X 1956-02-06

Publications (1)

Publication Number Publication Date
FR1172200A true FR1172200A (en) 1959-02-06

Family

ID=10879517

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1172200D Expired FR1172200A (en) 1956-02-06 1957-02-05 Manufacturing process of electron tubes for very high frequencies

Country Status (1)

Country Link
FR (1) FR1172200A (en)

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