FR944088A - Improvements in the manufacture of vacuum lamp bases - Google Patents

Improvements in the manufacture of vacuum lamp bases

Info

Publication number
FR944088A
FR944088A FR944088DA FR944088A FR 944088 A FR944088 A FR 944088A FR 944088D A FR944088D A FR 944088DA FR 944088 A FR944088 A FR 944088A
Authority
FR
France
Prior art keywords
manufacture
lamp bases
vacuum lamp
vacuum
bases
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.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston SA
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 Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Application granted granted Critical
Publication of FR944088A publication Critical patent/FR944088A/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
    • H01J9/32—Sealing leading-in conductors
    • H01J9/323—Sealing leading-in conductors into a discharge lamp or a gas-filled discharge device

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Fuses (AREA)
FR944088D 1942-01-21 1946-11-18 Improvements in the manufacture of vacuum lamp bases Expired FR944088A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US559800XA 1942-01-21 1942-01-21

Publications (1)

Publication Number Publication Date
FR944088A true FR944088A (en) 1949-03-25

Family

ID=22001358

Family Applications (1)

Application Number Title Priority Date Filing Date
FR944088D Expired FR944088A (en) 1942-01-21 1946-11-18 Improvements in the manufacture of vacuum lamp bases

Country Status (2)

Country Link
FR (1) FR944088A (en)
GB (1) GB559800A (en)

Also Published As

Publication number Publication date
GB559800A (en) 1944-03-06

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