FR71569E - Lighting diffuser and its manufacturing process - Google Patents

Lighting diffuser and its manufacturing process

Info

Publication number
FR71569E
FR71569E FR71569DA FR71569E FR 71569 E FR71569 E FR 71569E FR 71569D A FR71569D A FR 71569DA FR 71569 E FR71569 E FR 71569E
Authority
FR
France
Prior art keywords
manufacturing process
lighting diffuser
diffuser
lighting
manufacturing
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
Fernand-Simon-Antoin Solere
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 FR71569E publication Critical patent/FR71569E/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
    • F21V9/00—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters
    • 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
    • F21V9/00—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters
    • F21V9/02—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters for simulating daylight

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR71569D 1957-05-24 1957-05-24 Lighting diffuser and its manufacturing process Expired FR71569E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR71569T 1957-05-24

Publications (1)

Publication Number Publication Date
FR71569E true FR71569E (en) 1960-01-05

Family

ID=8703119

Family Applications (1)

Application Number Title Priority Date Filing Date
FR71569D Expired FR71569E (en) 1957-05-24 1957-05-24 Lighting diffuser and its manufacturing process

Country Status (1)

Country Link
FR (1) FR71569E (en)

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