FR484732A - Perfectionnements apportés aux lanternes - Google Patents

Perfectionnements apportés aux lanternes

Info

Publication number
FR484732A
FR484732A FR484732A FR484732DA FR484732A FR 484732 A FR484732 A FR 484732A FR 484732 A FR484732 A FR 484732A FR 484732D A FR484732D A FR 484732DA FR 484732 A FR484732 A FR 484732A
Authority
FR
France
Prior art keywords
lanterns
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
FR484732A
Other languages
English (en)
Inventor
William Christian Paul
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR484732A publication Critical patent/FR484732A/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
    • F21S41/32—Optical layout thereof
    • F21S41/36—Combinations of two or more separate reflectors
    • F21S41/365—Combinations of two or more separate reflectors successively reflecting the light

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR484732A 1916-03-16 1917-03-08 Perfectionnements apportés aux lanternes Expired FR484732A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US484732XA 1916-03-16 1916-03-16

Publications (1)

Publication Number Publication Date
FR484732A true FR484732A (fr) 1917-10-31

Family

ID=1521505

Family Applications (1)

Application Number Title Priority Date Filing Date
FR484732A Expired FR484732A (fr) 1916-03-16 1917-03-08 Perfectionnements apportés aux lanternes

Country Status (1)

Country Link
FR (1) FR484732A (fr)

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