BE349119A - - Google Patents

Info

Publication number
BE349119A
BE349119A BE349119DA BE349119A BE 349119 A BE349119 A BE 349119A BE 349119D A BE349119D A BE 349119DA BE 349119 A BE349119 A BE 349119A
Authority
BE
Belgium
Prior art keywords
retroactive
metal
cataphotal
glasses
patents
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE349119A publication Critical patent/BE349119A/fr

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/12—Reflex reflectors
    • G02B5/122—Reflex reflectors cube corner, trihedral or triple reflector type
    • G02B5/124—Reflex reflectors cube corner, trihedral or triple reflector type plural reflecting elements forming part of a unitary plate or sheet

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Elements Other Than Lenses (AREA)
BE349119D BE349119A (cs)

Publications (1)

Publication Number Publication Date
BE349119A true BE349119A (cs)

Family

ID=24491

Family Applications (1)

Application Number Title Priority Date Filing Date
BE349119D BE349119A (cs)

Country Status (1)

Country Link
BE (1) BE349119A (cs)

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