DE229321C - - Google Patents

Info

Publication number
DE229321C
DE229321C DENDAT229321D DE229321DA DE229321C DE 229321 C DE229321 C DE 229321C DE NDAT229321 D DENDAT229321 D DE NDAT229321D DE 229321D A DE229321D A DE 229321DA DE 229321 C DE229321 C DE 229321C
Authority
DE
Germany
Prior art keywords
chamber
lamp
closed
ignition
chambers
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
DENDAT229321D
Other languages
German (de)
English (en)
Publication of DE229321C publication Critical patent/DE229321C/de
Active legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21L—LIGHTING DEVICES OR SYSTEMS THEREOF, BEING PORTABLE OR SPECIALLY ADAPTED FOR TRANSPORTATION
    • F21L23/00—Non-electric hand-lamps for miners

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
DENDAT229321D Active DE229321C (cs)

Publications (1)

Publication Number Publication Date
DE229321C true DE229321C (cs)

Family

ID=489644

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT229321D Active DE229321C (cs)

Country Status (1)

Country Link
DE (1) DE229321C (cs)

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