FR1570726A - - Google Patents

Info

Publication number
FR1570726A
FR1570726A FR1570726DA FR1570726A FR 1570726 A FR1570726 A FR 1570726A FR 1570726D A FR1570726D A FR 1570726DA FR 1570726 A FR1570726 A FR 1570726A
Authority
FR
France
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)
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 FR1570726A publication Critical patent/FR1570726A/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
    • F21V11/00—Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00
    • F21V11/06—Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00 using crossed laminae or strips, e.g. grid-shaped louvers; using lattices or honeycombs

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR1570726D 1968-04-30 1968-04-30 Expired FR1570726A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR150176 1968-04-30

Publications (1)

Publication Number Publication Date
FR1570726A true FR1570726A (enrdf_load_stackoverflow) 1969-06-13

Family

ID=8649665

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1570726D Expired FR1570726A (enrdf_load_stackoverflow) 1968-04-30 1968-04-30

Country Status (1)

Country Link
FR (1) FR1570726A (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2263803A1 (de) * 1972-01-04 1973-07-12 Poul Willumsen Gitter fuer beleuchtungsarmatur
EP0279385A1 (de) * 1987-02-17 1988-08-24 Siemens Aktiengesellschaft Leuchte
EP0279386A1 (de) * 1987-02-17 1988-08-24 Siemens Aktiengesellschaft Leuchte

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2263803A1 (de) * 1972-01-04 1973-07-12 Poul Willumsen Gitter fuer beleuchtungsarmatur
EP0279385A1 (de) * 1987-02-17 1988-08-24 Siemens Aktiengesellschaft Leuchte
EP0279386A1 (de) * 1987-02-17 1988-08-24 Siemens Aktiengesellschaft Leuchte
US4882662A (en) * 1987-02-17 1989-11-21 Siemens Aktiengesellschaft Grid of lamellae for a lamp

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Legal Events

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