FR424777A - Manufacturing process of metal filaments for incandescent electric lamps - Google Patents

Manufacturing process of metal filaments for incandescent electric lamps

Info

Publication number
FR424777A
FR424777A FR424777DA FR424777A FR 424777 A FR424777 A FR 424777A FR 424777D A FR424777D A FR 424777DA FR 424777 A FR424777 A FR 424777A
Authority
FR
France
Prior art keywords
manufacturing process
metal filaments
electric lamps
incandescent electric
incandescent
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.)
E Goossens Pope & Cdeg
Original Assignee
E Goossens Pope & Cdeg
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 E Goossens Pope & Cdeg filed Critical E Goossens Pope & Cdeg
Application granted granted Critical
Publication of FR424777A publication Critical patent/FR424777A/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
    • H01K3/02—Manufacture of incandescent bodies
FR424777D 1911-01-11 1911-01-11 Manufacturing process of metal filaments for incandescent electric lamps Expired FR424777A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR424777T 1911-01-11

Publications (1)

Publication Number Publication Date
FR424777A true FR424777A (en) 1911-05-23

Family

ID=1467494

Family Applications (1)

Application Number Title Priority Date Filing Date
FR424777D Expired FR424777A (en) 1911-01-11 1911-01-11 Manufacturing process of metal filaments for incandescent electric lamps

Country Status (1)

Country Link
FR (1) FR424777A (en)

Similar Documents

Publication Publication Date Title
FR424777A (en) Manufacturing process of metal filaments for incandescent electric lamps
FR429850A (en) Process for the manufacture of metal filaments for electric incandescent lamps
FR446140A (en) Manufacturing process of filaments for incandescent electric lamps
FR413819A (en) Process for manufacturing supports for metal filaments of incandescent electric lamps
FR16313E (en) Manufacturing process of filaments for incandescent electric lamps
FR446310A (en) Manufacturing process of filaments for incandescent electric lamps
FR434003A (en) Process for the manufacture of electric incandescent lamps
FR430186A (en) Process for the manufacture of filament supports for electric filament electric lamps
FR437198A (en) Manufacturing process of wires for incandescent electric lamps
FR435701A (en) Process for the manufacture of electric filament filament lamps
FR406981A (en) Manufacturing process of metal filaments for incandescent electric lamps
FR16389E (en) Manufacturing process of filaments for electric incandescent lamps
FR447426A (en) Manufacturing process of filaments for electric incandescent lamps
FR420982A (en) Manufacturing process of filaments for incandescent electric lamps and metal filaments
FR15213E (en) Process for the manufacture of incandescent lamps with metal filaments
FR446262A (en) Process for the manufacture of filament supports for electric filament electric lamps
FR391722A (en) Manufacturing process of filaments for incandescent electric lamps
FR373950A (en) Manufacturing process of metallic tungsten filaments for incandescent electric lamps
FR515037A (en) Process for the manufacture of electric incandescent lamps
FR421427A (en) Manufacturing process of tungsten filaments for an incandescent electric lamp
FR415273A (en) Filament for electric incandescent lamps and method of manufacture thereof
FR415183A (en) Manufacturing process of incandescent electric lamps
FR508916A (en) Manufacturing process of a base for incandescent electric lamps
FR452047A (en) Manufacturing process of incandescent bodies for incandescent electric lamps
FR418964A (en) Process for the manufacture of incandescent lamps with metal filaments