FR606597A - Perfectionnement aux phares d'automobiles - Google Patents

Perfectionnement aux phares d'automobiles

Info

Publication number
FR606597A
FR606597A FR606597DA FR606597A FR 606597 A FR606597 A FR 606597A FR 606597D A FR606597D A FR 606597DA FR 606597 A FR606597 A FR 606597A
Authority
FR
France
Prior art keywords
further training
automotive headlights
headlights
automotive
training
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)
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.)
CH G PICARD ET FILS SOC
Original Assignee
CH G PICARD ET FILS 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 CH G PICARD ET FILS SOC filed Critical CH G PICARD ET FILS SOC
Application granted granted Critical
Publication of FR606597A publication Critical patent/FR606597A/fr
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
    • F21V9/00—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters
    • F21V9/08—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters for producing coloured light, e.g. monochromatic; for reducing intensity of light
    • 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)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
FR606597D 1925-02-27 1925-02-27 Perfectionnement aux phares d'automobiles Expired FR606597A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR606597T 1925-02-27

Publications (1)

Publication Number Publication Date
FR606597A true FR606597A (fr) 1926-06-16

Family

ID=8974796

Family Applications (1)

Application Number Title Priority Date Filing Date
FR606597D Expired FR606597A (fr) 1925-02-27 1925-02-27 Perfectionnement aux phares d'automobiles

Country Status (1)

Country Link
FR (1) FR606597A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3754135A (en) * 1971-04-21 1973-08-21 C Hulbert Light treating means

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3754135A (en) * 1971-04-21 1973-08-21 C Hulbert Light treating means

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