FR682524A - Lampe de mine perfectionnée - Google Patents

Lampe de mine perfectionnée

Info

Publication number
FR682524A
FR682524A FR682524DA FR682524A FR 682524 A FR682524 A FR 682524A FR 682524D A FR682524D A FR 682524DA FR 682524 A FR682524 A FR 682524A
Authority
FR
France
Prior art keywords
mine lamp
advanced mine
advanced
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.)
CIE FRANCAISE AUXILIAIRE DES M
Original Assignee
CIE FRANCAISE AUXILIAIRE DES M
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 CIE FRANCAISE AUXILIAIRE DES M filed Critical CIE FRANCAISE AUXILIAIRE DES M
Application granted granted Critical
Publication of FR682524A publication Critical patent/FR682524A/fr
Expired 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
    • F21L4/00—Electric lighting devices with self-contained electric batteries or cells
    • 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
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V25/00—Safety devices structurally associated with lighting devices
    • F21V25/02—Safety devices structurally associated with lighting devices coming into action when lighting device is disturbed, dismounted, or broken

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR682524D 1929-09-30 1929-09-30 Lampe de mine perfectionnée Expired FR682524A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR682524T 1929-09-30

Publications (1)

Publication Number Publication Date
FR682524A true FR682524A (fr) 1930-05-28

Family

ID=9023384

Family Applications (1)

Application Number Title Priority Date Filing Date
FR682524D Expired FR682524A (fr) 1929-09-30 1929-09-30 Lampe de mine perfectionnée

Country Status (1)

Country Link
FR (1) FR682524A (fr)

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