FR935570A - Electron ray tubes - Google Patents

Electron ray tubes

Info

Publication number
FR935570A
FR935570A FR935570DA FR935570A FR 935570 A FR935570 A FR 935570A FR 935570D A FR935570D A FR 935570DA FR 935570 A FR935570 A FR 935570A
Authority
FR
France
Prior art keywords
ray tubes
electron ray
electron
tubes
ray
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 FR935570A publication Critical patent/FR935570A/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
    • H01J9/24—Manufacture or joining of vessels, leading-in conductors or bases
    • H01J9/26—Sealing together parts of vessels
    • H01J9/263—Sealing together parts of vessels specially adapted for cathode-ray tubes

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
FR935570D 1945-11-06 1946-11-04 Electron ray tubes Expired FR935570A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL935570X 1945-11-06

Publications (1)

Publication Number Publication Date
FR935570A true FR935570A (en) 1948-06-23

Family

ID=19863461

Family Applications (1)

Application Number Title Priority Date Filing Date
FR935570D Expired FR935570A (en) 1945-11-06 1946-11-04 Electron ray tubes

Country Status (1)

Country Link
FR (1) FR935570A (en)

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