FR659885A - Perfectionnements aux phares d'automobiles - Google Patents

Perfectionnements aux phares d'automobiles

Info

Publication number
FR659885A
FR659885A FR659885DA FR659885A FR 659885 A FR659885 A FR 659885A FR 659885D A FR659885D A FR 659885DA FR 659885 A FR659885 A FR 659885A
Authority
FR
France
Prior art keywords
automotive headlights
headlights
automotive
headlights improvements
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
English (en)
Inventor
Georges-Justin Laurent
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 FR659885A publication Critical patent/FR659885A/fr
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
    • F21S41/30—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by reflectors
    • F21S41/37—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by reflectors characterised by their material, surface treatment or coatings
    • 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
    • F21V7/00—Reflectors for light sources
    • F21V7/22—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors
    • F21V7/28—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors characterised by coatings

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR659885D 1927-12-23 1927-12-23 Perfectionnements aux phares d'automobiles Expired FR659885A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR659885T 1927-12-23

Publications (1)

Publication Number Publication Date
FR659885A true FR659885A (fr) 1929-07-04

Family

ID=9009933

Family Applications (1)

Application Number Title Priority Date Filing Date
FR659885D Expired FR659885A (fr) 1927-12-23 1927-12-23 Perfectionnements aux phares d'automobiles

Country Status (1)

Country Link
FR (1) FR659885A (fr)

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