FR894643A - Further training in the manufacture of vacuum tubes - Google Patents

Further training in the manufacture of vacuum tubes

Info

Publication number
FR894643A
FR894643A FR894643DA FR894643A FR 894643 A FR894643 A FR 894643A FR 894643D A FR894643D A FR 894643DA FR 894643 A FR894643 A FR 894643A
Authority
FR
France
Prior art keywords
manufacture
vacuum tubes
further training
training
tubes
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.)
Ind Radioelectriques SA Des
Original Assignee
Ind Radioelectriques SA Des
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 Ind Radioelectriques SA Des filed Critical Ind Radioelectriques SA Des
Application granted granted Critical
Publication of FR894643A publication Critical patent/FR894643A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J21/00—Vacuum tubes
    • H01J21/02—Tubes with a single discharge path
    • H01J21/06—Tubes with a single discharge path having electrostatic control means only
    • H01J21/065—Devices for short wave tubes
FR894643D 1943-02-15 1943-02-15 Further training in the manufacture of vacuum tubes Expired FR894643A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR894643T 1943-02-15

Publications (1)

Publication Number Publication Date
FR894643A true FR894643A (en) 1944-12-29

Family

ID=9390546

Family Applications (1)

Application Number Title Priority Date Filing Date
FR894643D Expired FR894643A (en) 1943-02-15 1943-02-15 Further training in the manufacture of vacuum tubes

Country Status (1)

Country Link
FR (1) FR894643A (en)

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