FR705979A - Mine lamp - Google Patents

Mine lamp

Info

Publication number
FR705979A
FR705979A FR705979DA FR705979A FR 705979 A FR705979 A FR 705979A FR 705979D A FR705979D A FR 705979DA FR 705979 A FR705979 A FR 705979A
Authority
FR
France
Prior art keywords
mine lamp
mine
lamp
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
French (fr)
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 FR705979A publication Critical patent/FR705979A/en
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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR705979D 1930-11-20 1930-11-20 Mine lamp Expired FR705979A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR705979T 1930-11-20

Publications (1)

Publication Number Publication Date
FR705979A true FR705979A (en) 1931-06-17

Family

ID=9067492

Family Applications (1)

Application Number Title Priority Date Filing Date
FR705979D Expired FR705979A (en) 1930-11-20 1930-11-20 Mine lamp

Country Status (1)

Country Link
FR (1) FR705979A (en)

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