FR899661A - Further training in the manufacture of vacuum tubes - Google Patents

Further training in the manufacture of vacuum tubes

Info

Publication number
FR899661A
FR899661A FR899661DA FR899661A FR 899661 A FR899661 A FR 899661A FR 899661D A FR899661D A FR 899661DA FR 899661 A FR899661 A FR 899661A
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 FR899661A publication Critical patent/FR899661A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/38—Exhausting, degassing, filling, or cleaning vessels
    • H01J9/385—Exhausting vessels

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
FR899661D 1943-07-09 1943-07-09 Further training in the manufacture of vacuum tubes Expired FR899661A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR899661T 1943-07-09

Publications (1)

Publication Number Publication Date
FR899661A true FR899661A (en) 1945-06-07

Family

ID=9392370

Family Applications (1)

Application Number Title Priority Date Filing Date
FR899661D Expired FR899661A (en) 1943-07-09 1943-07-09 Further training in the manufacture of vacuum tubes

Country Status (1)

Country Link
FR (1) FR899661A (en)

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