FR561146A - Lampe de mine électrique - Google Patents

Lampe de mine électrique

Info

Publication number
FR561146A
FR561146A FR561146DA FR561146A FR 561146 A FR561146 A FR 561146A FR 561146D A FR561146D A FR 561146DA FR 561146 A FR561146 A FR 561146A
Authority
FR
France
Prior art keywords
mine lamp
electric mine
electric
lamp
mine
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
English (en)
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.)
CEAG Concordia Elekrizitats AG
Original Assignee
CEAG Concordia Elekrizitats AG
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 CEAG Concordia Elekrizitats AG filed Critical CEAG Concordia Elekrizitats AG
Application granted granted Critical
Publication of FR561146A publication Critical patent/FR561146A/fr
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V23/00—Arrangement of electric circuit elements in or on lighting devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21L—LIGHTING DEVICES OR SYSTEMS THEREOF, BEING PORTABLE OR SPECIALLY ADAPTED FOR TRANSPORTATION
    • F21L2/00—Systems of electric lighting devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21L—LIGHTING DEVICES OR SYSTEMS THEREOF, BEING PORTABLE OR SPECIALLY ADAPTED FOR TRANSPORTATION
    • F21L4/00—Electric lighting devices with self-contained electric batteries or cells

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR561146D 1923-01-17 1923-01-17 Lampe de mine électrique Expired FR561146A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR561146T 1923-01-17

Publications (1)

Publication Number Publication Date
FR561146A true FR561146A (fr) 1923-10-16

Family

ID=8943422

Family Applications (1)

Application Number Title Priority Date Filing Date
FR561146D Expired FR561146A (fr) 1923-01-17 1923-01-17 Lampe de mine électrique

Country Status (1)

Country Link
FR (1) FR561146A (fr)

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