FR570113A - Electric light projector - Google Patents

Electric light projector

Info

Publication number
FR570113A
FR570113A FR570113DA FR570113A FR 570113 A FR570113 A FR 570113A FR 570113D A FR570113D A FR 570113DA FR 570113 A FR570113 A FR 570113A
Authority
FR
France
Prior art keywords
light projector
electric light
projector
electric
light
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)
Inventor
Gustaf Ivar Johnson
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 filed Critical
Application granted granted Critical
Publication of FR570113A publication Critical patent/FR570113A/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
    • F21L13/00—Electric lighting devices with built-in electric generators
    • F21L13/06—Electric lighting devices with built-in electric generators with mechanical drive, e.g. spring
    • F21L13/08—Electric lighting devices with built-in electric generators with mechanical drive, e.g. spring by reciprocating pusher actuated by hand

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • General Engineering & Computer Science (AREA)
FR570113D 1922-11-07 1922-11-07 Electric light projector Expired FR570113A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR570113T 1922-11-07

Publications (1)

Publication Number Publication Date
FR570113A true FR570113A (en) 1924-04-24

Family

ID=8949626

Family Applications (1)

Application Number Title Priority Date Filing Date
FR570113D Expired FR570113A (en) 1922-11-07 1922-11-07 Electric light projector

Country Status (1)

Country Link
FR (1) FR570113A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2495397A1 (en) * 1980-11-30 1982-06-04 Hirooka Eiichi PORTABLE ELECTROGENERATOR APPARATUS

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2495397A1 (en) * 1980-11-30 1982-06-04 Hirooka Eiichi PORTABLE ELECTROGENERATOR APPARATUS

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