FR1037959A - Incandescent lamp - Google Patents

Incandescent lamp

Info

Publication number
FR1037959A
FR1037959A FR1037959DA FR1037959A FR 1037959 A FR1037959 A FR 1037959A FR 1037959D A FR1037959D A FR 1037959DA FR 1037959 A FR1037959 A FR 1037959A
Authority
FR
France
Prior art keywords
incandescent lamp
incandescent
lamp
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 FR1037959A publication Critical patent/FR1037959A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K3/00—Apparatus or processes adapted to the manufacture, installing, removal, or maintenance of incandescent lamps or parts thereof
    • H01K3/22—Exhausting, degassing, filling, or cleaning vessels
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/28—Envelopes; Vessels
    • H01K1/32—Envelopes; Vessels provided with coatings on the walls; Vessels or coatings thereon characterised by the material thereof

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
FR1037959D 1951-05-31 1951-05-31 Incandescent lamp Expired FR1037959A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1037959T 1951-05-31

Publications (1)

Publication Number Publication Date
FR1037959A true FR1037959A (en) 1953-09-24

Family

ID=9587354

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1037959D Expired FR1037959A (en) 1951-05-31 1951-05-31 Incandescent lamp

Country Status (1)

Country Link
FR (1) FR1037959A (en)

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