FR730950A - Development of electric pocket lamps - Google Patents

Development of electric pocket lamps

Info

Publication number
FR730950A
FR730950A FR730950DA FR730950A FR 730950 A FR730950 A FR 730950A FR 730950D A FR730950D A FR 730950DA FR 730950 A FR730950 A FR 730950A
Authority
FR
France
Prior art keywords
development
electric pocket
pocket lamps
lamps
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
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.)
Les Piles Wonder SA
Original Assignee
Les Piles Wonder SA
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 Les Piles Wonder SA filed Critical Les Piles Wonder SA
Application granted granted Critical
Publication of FR730950A publication Critical patent/FR730950A/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)
FR730950D 1932-02-03 1932-02-03 Development of electric pocket lamps Expired FR730950A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR730950T 1932-02-03

Publications (1)

Publication Number Publication Date
FR730950A true FR730950A (en) 1932-08-26

Family

ID=9116412

Family Applications (1)

Application Number Title Priority Date Filing Date
FR730950D Expired FR730950A (en) 1932-02-03 1932-02-03 Development of electric pocket lamps

Country Status (1)

Country Link
FR (1) FR730950A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4754378A (en) * 1987-02-25 1988-06-28 Chen Sen Yuan Electric torch

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4754378A (en) * 1987-02-25 1988-06-28 Chen Sen Yuan Electric torch

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