FR1143567A - Shade improvement - Google Patents

Shade improvement

Info

Publication number
FR1143567A
FR1143567A FR1143567DA FR1143567A FR 1143567 A FR1143567 A FR 1143567A FR 1143567D A FR1143567D A FR 1143567DA FR 1143567 A FR1143567 A FR 1143567A
Authority
FR
France
Prior art keywords
shade improvement
shade
improvement
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
Francis-Bernard-Marc Chalumeau
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 FR1143567A publication Critical patent/FR1143567A/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
    • F21V1/00—Shades for light sources, i.e. lampshades for table, floor, wall or ceiling lamps

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR1143567D 1954-04-22 1954-04-22 Shade improvement Expired FR1143567A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1143567T 1954-04-22

Publications (1)

Publication Number Publication Date
FR1143567A true FR1143567A (en) 1957-10-02

Family

ID=9643876

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1143567D Expired FR1143567A (en) 1954-04-22 1954-04-22 Shade improvement

Country Status (1)

Country Link
FR (1) FR1143567A (en)

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