FR750935A - Portable electric lamp - Google Patents

Portable electric lamp

Info

Publication number
FR750935A
FR750935A FR750935DA FR750935A FR 750935 A FR750935 A FR 750935A FR 750935D A FR750935D A FR 750935DA FR 750935 A FR750935 A FR 750935A
Authority
FR
France
Prior art keywords
portable electric
electric lamp
lamp
portable
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)
Inventor
Reginald Donovan Boyce
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 FR750935A publication Critical patent/FR750935A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V23/00—Arrangement of electric circuit elements in or on lighting devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21L—LIGHTING DEVICES OR SYSTEMS THEREOF, BEING PORTABLE OR SPECIALLY ADAPTED FOR TRANSPORTATION
    • F21L2/00—Systems of electric lighting devices
    • 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)
FR750935D 1932-02-18 1933-02-17 Portable electric lamp Expired FR750935A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB750935X 1932-02-18

Publications (1)

Publication Number Publication Date
FR750935A true FR750935A (en) 1933-08-22

Family

ID=10496305

Family Applications (1)

Application Number Title Priority Date Filing Date
FR750935D Expired FR750935A (en) 1932-02-18 1933-02-17 Portable electric lamp

Country Status (1)

Country Link
FR (1) FR750935A (en)

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