FR408323A - - Google Patents

Info

Publication number
FR408323A
FR408323A FR408323DA FR408323A FR 408323 A FR408323 A FR 408323A FR 408323D A FR408323D A FR 408323DA FR 408323 A FR408323 A FR 408323A
Authority
FR
France
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
Publication date
Application granted granted Critical
Publication of FR408323A publication Critical patent/FR408323A/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
    • F21V7/00—Reflectors for light sources
    • F21V7/04—Optical design
    • F21V7/06—Optical design with parabolic curvature

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR408323D Expired FR408323A (fr)

Publications (1)

Publication Number Publication Date
FR408323A true FR408323A (fr) 1900-01-01

Family

ID=1452555

Family Applications (1)

Application Number Title Priority Date Filing Date
FR408323D Expired FR408323A (fr)

Country Status (1)

Country Link
FR (1) FR408323A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1217300B (de) * 1961-08-07 1966-05-26 Romano Nascimbene Nebellampe fuer Motorfahrzeuge
EP0032273B1 (fr) * 1980-01-04 1984-09-12 Financiere Des Applications De L'electricite S.A. Système d'éclairage à sources intenses de faibles dimensions

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1217300B (de) * 1961-08-07 1966-05-26 Romano Nascimbene Nebellampe fuer Motorfahrzeuge
EP0032273B1 (fr) * 1980-01-04 1984-09-12 Financiere Des Applications De L'electricite S.A. Système d'éclairage à sources intenses de faibles dimensions

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