FR858569A - screen for light sources - Google Patents

screen for light sources

Info

Publication number
FR858569A
FR858569A FR858569DA FR858569A FR 858569 A FR858569 A FR 858569A FR 858569D A FR858569D A FR 858569DA FR 858569 A FR858569 A FR 858569A
Authority
FR
France
Prior art keywords
screen
light sources
sources
light
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
Henri Freysz
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 FR858569A publication Critical patent/FR858569A/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
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
    • F21S41/12—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source characterised by the type of emitted light
    • F21S41/125—Coloured light

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR858569D 1939-08-02 1939-08-02 screen for light sources Expired FR858569A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR858569T 1939-08-02

Publications (1)

Publication Number Publication Date
FR858569A true FR858569A (en) 1940-11-28

Family

ID=9329998

Family Applications (1)

Application Number Title Priority Date Filing Date
FR858569D Expired FR858569A (en) 1939-08-02 1939-08-02 screen for light sources

Country Status (1)

Country Link
FR (1) FR858569A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1011375B (en) * 1954-08-28 1957-07-04 Dr Med Hellmuth Hulverscheidt Headlights, especially for motor vehicles

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1011375B (en) * 1954-08-28 1957-07-04 Dr Med Hellmuth Hulverscheidt Headlights, especially for motor vehicles

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