FR772178A - Lampe électrique de poche à pile interchangeable - Google Patents

Lampe électrique de poche à pile interchangeable

Info

Publication number
FR772178A
FR772178A FR772178DA FR772178A FR 772178 A FR772178 A FR 772178A FR 772178D A FR772178D A FR 772178DA FR 772178 A FR772178 A FR 772178A
Authority
FR
France
Prior art keywords
interchangeable battery
pocket torch
electric pocket
electric
torch
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
English (en)
Inventor
Benjamin Daniel Lifschitz
Eugene Singer
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 FR772178A publication Critical patent/FR772178A/fr
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
    • 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
    • F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
    • F21V17/002—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages with provision for interchangeability, i.e. component parts being especially adapted to be replaced by another part with the same or a different function

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR772178D 1933-04-21 1934-04-21 Lampe électrique de poche à pile interchangeable Expired FR772178A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT772178X 1933-04-21

Publications (1)

Publication Number Publication Date
FR772178A true FR772178A (fr) 1934-10-24

Family

ID=3680703

Family Applications (1)

Application Number Title Priority Date Filing Date
FR772178D Expired FR772178A (fr) 1933-04-21 1934-04-21 Lampe électrique de poche à pile interchangeable

Country Status (1)

Country Link
FR (1) FR772178A (fr)

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