FR53310E - Lamp holder helmet - Google Patents

Lamp holder helmet

Info

Publication number
FR53310E
FR53310E FR53310DA FR53310E FR 53310 E FR53310 E FR 53310E FR 53310D A FR53310D A FR 53310DA FR 53310 E FR53310 E FR 53310E
Authority
FR
France
Prior art keywords
helmet
lamp holder
holder
lamp
holder helmet
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
Marcel Courtin
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 FR53310E publication Critical patent/FR53310E/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
    • F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
    • F21V17/06—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages the fastening being onto or by the lampholder
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21L—LIGHTING DEVICES OR SYSTEMS THEREOF, BEING PORTABLE OR SPECIALLY ADAPTED FOR TRANSPORTATION
    • F21L14/00—Electric lighting devices without a self-contained power source, e.g. for mains connection
    • F21L14/02—Electric lighting devices without a self-contained power source, e.g. for mains connection capable of hand-held use, e.g. inspection lamps

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR53310D 1944-01-20 1944-01-20 Lamp holder helmet Expired FR53310E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR53310T 1944-01-20

Publications (1)

Publication Number Publication Date
FR53310E true FR53310E (en) 1945-10-16

Family

ID=8687887

Family Applications (1)

Application Number Title Priority Date Filing Date
FR53310D Expired FR53310E (en) 1944-01-20 1944-01-20 Lamp holder helmet

Country Status (1)

Country Link
FR (1) FR53310E (en)

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