DE218333C - - Google Patents

Info

Publication number
DE218333C
DE218333C DENDAT218333D DE218333DA DE218333C DE 218333 C DE218333 C DE 218333C DE NDAT218333 D DENDAT218333 D DE NDAT218333D DE 218333D A DE218333D A DE 218333DA DE 218333 C DE218333 C DE 218333C
Authority
DE
Germany
Prior art keywords
incandescent
gas
lamps
alumina
chromium oxide
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
DENDAT218333D
Other languages
German (de)
English (en)
Publication of DE218333C publication Critical patent/DE218333C/de
Active legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21H—INCANDESCENT MANTLES; OTHER INCANDESCENT BODIES HEATED BY COMBUSTION
    • F21H1/00—Incandescent mantles; Selection of imbibition liquids therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Surface Treatment Of Glass (AREA)
DENDAT218333D Active DE218333C (esLanguage)

Publications (1)

Publication Number Publication Date
DE218333C true DE218333C (esLanguage)

Family

ID=479566

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT218333D Active DE218333C (esLanguage)

Country Status (1)

Country Link
DE (1) DE218333C (esLanguage)

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