FR967964A - Improvements to luminaires with adjustable tilt light beams - Google Patents

Improvements to luminaires with adjustable tilt light beams

Info

Publication number
FR967964A
FR967964A FR967964DA FR967964A FR 967964 A FR967964 A FR 967964A FR 967964D A FR967964D A FR 967964DA FR 967964 A FR967964 A FR 967964A
Authority
FR
France
Prior art keywords
luminaires
light beams
adjustable tilt
tilt light
adjustable
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 SAS
Original Assignee
Holophane SAS
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 SAS filed Critical Holophane SAS
Application granted granted Critical
Publication of FR967964A publication Critical patent/FR967964A/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
    • F21V5/00—Refractors for light sources

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR967964D 1948-06-12 1948-06-12 Improvements to luminaires with adjustable tilt light beams Expired FR967964A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR967964T 1948-06-12

Publications (1)

Publication Number Publication Date
FR967964A true FR967964A (en) 1950-11-16

Family

ID=9501003

Family Applications (1)

Application Number Title Priority Date Filing Date
FR967964D Expired FR967964A (en) 1948-06-12 1948-06-12 Improvements to luminaires with adjustable tilt light beams

Country Status (1)

Country Link
FR (1) FR967964A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE8903957U1 (en) * 1989-03-31 1990-10-18 Heraeus Instruments GmbH, 6450 Hanau Operating light
US5128848A (en) * 1989-03-31 1992-07-07 W.C. Heraeus Gmbh Operating light

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE8903957U1 (en) * 1989-03-31 1990-10-18 Heraeus Instruments GmbH, 6450 Hanau Operating light
US5128848A (en) * 1989-03-31 1992-07-07 W.C. Heraeus Gmbh Operating light

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