FR951747A - Lighting equipment - Google Patents

Lighting equipment

Info

Publication number
FR951747A
FR951747A FR951747DA FR951747A FR 951747 A FR951747 A FR 951747A FR 951747D A FR951747D A FR 951747DA FR 951747 A FR951747 A FR 951747A
Authority
FR
France
Prior art keywords
lighting equipment
lighting
equipment
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)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
HOLOPHANE SOC
Original Assignee
HOLOPHANE SOC
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 by HOLOPHANE SOC filed Critical HOLOPHANE SOC
Application granted granted Critical
Publication of FR951747A publication Critical patent/FR951747A/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
    • F21V13/00—Producing particular characteristics or distribution of the light emitted by means of a combination of elements specified in two or more of main groups F21V1/00 - F21V11/00
    • F21V13/02—Combinations of only two kinds of elements
    • F21V13/04—Combinations of only two kinds of elements the elements being reflectors and refractors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2103/00—Elongate light sources, e.g. fluorescent tubes

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR951747D 1941-09-25 1947-08-07 Lighting equipment Expired FR951747A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US951747XA 1941-09-25 1941-09-25

Publications (1)

Publication Number Publication Date
FR951747A true FR951747A (en) 1949-11-02

Family

ID=22250442

Family Applications (1)

Application Number Title Priority Date Filing Date
FR951747D Expired FR951747A (en) 1941-09-25 1947-08-07 Lighting equipment

Country Status (1)

Country Link
FR (1) FR951747A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1120397B (en) * 1957-06-10 1961-12-28 Holophane Co Inc Lighting fixtures, especially for street lighting
DE1140164B (en) * 1959-05-04 1962-11-29 Sendlinger Optische Glaswerke Light for especially elongated lighting fields, e.g. B. Traffic routes

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1120397B (en) * 1957-06-10 1961-12-28 Holophane Co Inc Lighting fixtures, especially for street lighting
DE1140164B (en) * 1959-05-04 1962-11-29 Sendlinger Optische Glaswerke Light for especially elongated lighting fields, e.g. B. Traffic routes

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