FR518602A - Miner's electric lamp - Google Patents

Miner's electric lamp

Info

Publication number
FR518602A
FR518602A FR518602A FR518602DA FR518602A FR 518602 A FR518602 A FR 518602A FR 518602 A FR518602 A FR 518602A FR 518602D A FR518602D A FR 518602DA FR 518602 A FR518602 A FR 518602A
Authority
FR
France
Prior art keywords
miner
electric lamp
lamp
electric
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
FR518602A
Other languages
French (fr)
Inventor
Otto Schneider
Franz Schlegel
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR518602A publication Critical patent/FR518602A/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)
FR518602A 1918-11-09 1919-06-07 Miner's electric lamp Expired FR518602A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE518602X 1918-11-09

Publications (1)

Publication Number Publication Date
FR518602A true FR518602A (en) 1921-05-28

Family

ID=6550088

Family Applications (1)

Application Number Title Priority Date Filing Date
FR518602A Expired FR518602A (en) 1918-11-09 1919-06-07 Miner's electric lamp

Country Status (1)

Country Link
FR (1) FR518602A (en)

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