FR543642A - Improvements to electro-mechanical lamps - Google Patents

Improvements to electro-mechanical lamps

Info

Publication number
FR543642A
FR543642A FR543642DA FR543642A FR 543642 A FR543642 A FR 543642A FR 543642D A FR543642D A FR 543642DA FR 543642 A FR543642 A FR 543642A
Authority
FR
France
Prior art keywords
lamps
electro
mechanical
mechanical lamps
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
Emile Bonnechaux
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 FR543642A publication Critical patent/FR543642A/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
FR543642D 1921-11-17 1921-11-17 Improvements to electro-mechanical lamps Expired FR543642A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR543642T 1921-11-17

Publications (1)

Publication Number Publication Date
FR543642A true FR543642A (en) 1922-09-06

Family

ID=8931746

Family Applications (1)

Application Number Title Priority Date Filing Date
FR543642D Expired FR543642A (en) 1921-11-17 1921-11-17 Improvements to electro-mechanical lamps

Country Status (1)

Country Link
FR (1) FR543642A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2935606A (en) * 1957-02-08 1960-05-03 Avco Mfg Corp Transistorized portable communication set
US3345507A (en) * 1964-04-29 1967-10-03 Braun Ag Dynamo operated pocket flashlight

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2935606A (en) * 1957-02-08 1960-05-03 Avco Mfg Corp Transistorized portable communication set
US3345507A (en) * 1964-04-29 1967-10-03 Braun Ag Dynamo operated pocket flashlight

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