FR643312A - Light diffuser-distribution device for incandescent electric lamps - Google Patents

Light diffuser-distribution device for incandescent electric lamps

Info

Publication number
FR643312A
FR643312A FR643312DA FR643312A FR 643312 A FR643312 A FR 643312A FR 643312D A FR643312D A FR 643312DA FR 643312 A FR643312 A FR 643312A
Authority
FR
France
Prior art keywords
distribution device
light diffuser
electric lamps
incandescent electric
incandescent
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
Camille-Samuel Afia
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 FR643312A publication Critical patent/FR643312A/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
    • F21V17/04—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 light source
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR643312D 1927-11-03 1927-11-03 Light diffuser-distribution device for incandescent electric lamps Expired FR643312A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR643312T 1927-11-03

Publications (1)

Publication Number Publication Date
FR643312A true FR643312A (en) 1928-09-14

Family

ID=8999333

Family Applications (1)

Application Number Title Priority Date Filing Date
FR643312D Expired FR643312A (en) 1927-11-03 1927-11-03 Light diffuser-distribution device for incandescent electric lamps

Country Status (1)

Country Link
FR (1) FR643312A (en)

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