FR774514A - Luminescent surface with reflector device - Google Patents

Luminescent surface with reflector device

Info

Publication number
FR774514A
FR774514A FR774514DA FR774514A FR 774514 A FR774514 A FR 774514A FR 774514D A FR774514D A FR 774514DA FR 774514 A FR774514 A FR 774514A
Authority
FR
France
Prior art keywords
reflector device
luminescent surface
luminescent
reflector
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)
Inventor
Jeannesson Rene Jean
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 FR774514A publication Critical patent/FR774514A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/12—Reflex reflectors

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
FR774514D 1933-06-13 1934-06-13 Luminescent surface with reflector device Expired FR774514A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
LU774514X 1933-06-13

Publications (1)

Publication Number Publication Date
FR774514A true FR774514A (en) 1934-12-08

Family

ID=19733467

Family Applications (1)

Application Number Title Priority Date Filing Date
FR774514D Expired FR774514A (en) 1933-06-13 1934-06-13 Luminescent surface with reflector device

Country Status (1)

Country Link
FR (1) FR774514A (en)

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