FR379680A - Perfectionnements aux filaments métalliques - Google Patents

Perfectionnements aux filaments métalliques

Info

Publication number
FR379680A
FR379680A FR379680DA FR379680A FR 379680 A FR379680 A FR 379680A FR 379680D A FR379680D A FR 379680DA FR 379680 A FR379680 A FR 379680A
Authority
FR
France
Prior art keywords
metallic filament
filament
metallic
filament improvements
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
English (en)
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.)
ES THOMSON-HOUSTON
Compagnie Francaise Thomson Houston SA
Original Assignee
ES THOMSON-HOUSTON
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 ES THOMSON-HOUSTON, Compagnie Francaise Thomson Houston SA filed Critical ES THOMSON-HOUSTON
Application granted granted Critical
Publication of FR379680A publication Critical patent/FR379680A/fr
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
    • H01K3/02—Manufacture of incandescent bodies

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
FR379680D 1906-07-09 1907-07-06 Perfectionnements aux filaments métalliques Expired FR379680A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US379680XA 1906-07-09 1906-07-09

Publications (1)

Publication Number Publication Date
FR379680A true FR379680A (fr) 1907-11-15

Family

ID=1425946

Family Applications (1)

Application Number Title Priority Date Filing Date
FR379680D Expired FR379680A (fr) 1906-07-09 1907-07-06 Perfectionnements aux filaments métalliques

Country Status (1)

Country Link
FR (1) FR379680A (fr)

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