DE212104C - - Google Patents

Info

Publication number
DE212104C
DE212104C DENDAT212104D DE212104DA DE212104C DE 212104 C DE212104 C DE 212104C DE NDAT212104 D DENDAT212104 D DE NDAT212104D DE 212104D A DE212104D A DE 212104DA DE 212104 C DE212104 C DE 212104C
Authority
DE
Germany
Prior art keywords
tungsten
molybdenum
trioxyde
filaments
processed
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.)
Active
Application number
DENDAT212104D
Other languages
German (de)
English (en)
Publication of DE212104C publication Critical patent/DE212104C/de
Active 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)
  • Glass Compositions (AREA)
DENDAT212104D Active DE212104C (cg-RX-API-DMAC7.html)

Publications (1)

Publication Number Publication Date
DE212104C true DE212104C (cg-RX-API-DMAC7.html)

Family

ID=473856

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT212104D Active DE212104C (cg-RX-API-DMAC7.html)

Country Status (1)

Country Link
DE (1) DE212104C (cg-RX-API-DMAC7.html)

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