FR840953A - Lighting lantern with combined refraction and reflection light distribution - Google Patents

Lighting lantern with combined refraction and reflection light distribution

Info

Publication number
FR840953A
FR840953A FR840953DA FR840953A FR 840953 A FR840953 A FR 840953A FR 840953D A FR840953D A FR 840953DA FR 840953 A FR840953 A FR 840953A
Authority
FR
France
Prior art keywords
light distribution
reflection light
combined refraction
lighting lantern
lantern
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 FR840953A publication Critical patent/FR840953A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S13/00—Non-electric lighting devices or systems employing a point-like light source; Non-electric lighting devices or systems employing a light source of unspecified shape

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR840953D 1938-01-10 1938-01-10 Lighting lantern with combined refraction and reflection light distribution Expired FR840953A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR840953T 1938-01-10

Publications (1)

Publication Number Publication Date
FR840953A true FR840953A (en) 1939-05-08

Family

ID=9305150

Family Applications (1)

Application Number Title Priority Date Filing Date
FR840953D Expired FR840953A (en) 1938-01-10 1938-01-10 Lighting lantern with combined refraction and reflection light distribution

Country Status (1)

Country Link
FR (1) FR840953A (en)

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