FR396425A - Method and apparatus for chemical reduction of metal filaments for electric incandescent lamps - Google Patents

Method and apparatus for chemical reduction of metal filaments for electric incandescent lamps

Info

Publication number
FR396425A
FR396425A FR396425DA FR396425A FR 396425 A FR396425 A FR 396425A FR 396425D A FR396425D A FR 396425DA FR 396425 A FR396425 A FR 396425A
Authority
FR
France
Prior art keywords
incandescent lamps
chemical reduction
metal filaments
electric incandescent
electric
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)
Inventor
Jean-Michel Canello
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.)
JEAN-MICHEL CANELLO
Original Assignee
JEAN-MICHEL CANELLO
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 JEAN-MICHEL CANELLO filed Critical JEAN-MICHEL CANELLO
Application granted granted Critical
Publication of FR396425A publication Critical patent/FR396425A/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

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
FR396425D 1908-11-17 1908-11-17 Method and apparatus for chemical reduction of metal filaments for electric incandescent lamps Expired FR396425A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR396425T 1908-11-17

Publications (1)

Publication Number Publication Date
FR396425A true FR396425A (en) 1909-04-09

Family

ID=1441557

Family Applications (1)

Application Number Title Priority Date Filing Date
FR396425D Expired FR396425A (en) 1908-11-17 1908-11-17 Method and apparatus for chemical reduction of metal filaments for electric incandescent lamps

Country Status (1)

Country Link
FR (1) FR396425A (en)

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