FR860644A - Diffuseur-réflecteur - Google Patents

Diffuseur-réflecteur

Info

Publication number
FR860644A
FR860644A FR860644DA FR860644A FR 860644 A FR860644 A FR 860644A FR 860644D A FR860644D A FR 860644DA FR 860644 A FR860644 A FR 860644A
Authority
FR
France
Prior art keywords
diffuser
reflector
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
Herpeux Paul Edouard Georges
Felsenburg Bernhard
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 FR860644A publication Critical patent/FR860644A/fr
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
    • F21V3/00—Globes; Bowls; Cover glasses
    • F21V3/04—Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR860644D 1939-06-29 1939-06-29 Diffuseur-réflecteur Expired FR860644A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR860644T 1939-06-29

Publications (1)

Publication Number Publication Date
FR860644A true FR860644A (fr) 1941-01-20

Family

ID=9334909

Family Applications (1)

Application Number Title Priority Date Filing Date
FR860644D Expired FR860644A (fr) 1939-06-29 1939-06-29 Diffuseur-réflecteur

Country Status (1)

Country Link
FR (1) FR860644A (fr)

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