DE211572C - - Google Patents

Info

Publication number
DE211572C
DE211572C DENDAT211572D DE211572DA DE211572C DE 211572 C DE211572 C DE 211572C DE NDAT211572 D DENDAT211572 D DE NDAT211572D DE 211572D A DE211572D A DE 211572DA DE 211572 C DE211572 C DE 211572C
Authority
DE
Germany
Prior art keywords
filaments
distorting
annealing
quartz
threads
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
DENDAT211572D
Other languages
German (de)
English (en)
Publication of DE211572C publication Critical patent/DE211572C/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)
  • Heat Treatment Of Strip Materials And Filament Materials (AREA)
DENDAT211572D Active DE211572C (enrdf_load_html_response)

Publications (1)

Publication Number Publication Date
DE211572C true DE211572C (enrdf_load_html_response)

Family

ID=473369

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT211572D Active DE211572C (enrdf_load_html_response)

Country Status (1)

Country Link
DE (1) DE211572C (enrdf_load_html_response)

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