FR447410A - Catoptric apparatus for headlights and similar lighting apparatus - Google Patents

Catoptric apparatus for headlights and similar lighting apparatus

Info

Publication number
FR447410A
FR447410A FR447410DA FR447410A FR 447410 A FR447410 A FR 447410A FR 447410D A FR447410D A FR 447410DA FR 447410 A FR447410 A FR 447410A
Authority
FR
France
Prior art keywords
catoptric
headlights
similar lighting
lighting apparatus
similar
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.)
Harle & Cie Soc
Original Assignee
Harle & Cie 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 Harle & Cie Soc filed Critical Harle & Cie Soc
Application granted granted Critical
Publication of FR447410A publication Critical patent/FR447410A/en
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
    • F21V7/00—Reflectors for light sources
    • F21V7/04—Optical design
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S6/00—Lighting devices intended to be free-standing
FR447410D 1911-10-26 1911-10-26 Catoptric apparatus for headlights and similar lighting apparatus Expired FR447410A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR447410T 1911-10-26

Publications (1)

Publication Number Publication Date
FR447410A true FR447410A (en) 1913-01-04

Family

ID=1488109

Family Applications (1)

Application Number Title Priority Date Filing Date
FR447410D Expired FR447410A (en) 1911-10-26 1911-10-26 Catoptric apparatus for headlights and similar lighting apparatus

Country Status (1)

Country Link
FR (1) FR447410A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2748371A (en) * 1953-07-06 1956-05-29 United Air Lines Inc Signal light
DE1108637B (en) * 1956-02-06 1961-06-15 Maison Breguet Sa Lighting device for large areas

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2748371A (en) * 1953-07-06 1956-05-29 United Air Lines Inc Signal light
DE1108637B (en) * 1956-02-06 1961-06-15 Maison Breguet Sa Lighting device for large areas

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