ATE129077T1 - Retroreflektierende gegenstände mit lichtdurchlässigen oberflächen. - Google Patents

Retroreflektierende gegenstände mit lichtdurchlässigen oberflächen.

Info

Publication number
ATE129077T1
ATE129077T1 AT90302280T AT90302280T ATE129077T1 AT E129077 T1 ATE129077 T1 AT E129077T1 AT 90302280 T AT90302280 T AT 90302280T AT 90302280 T AT90302280 T AT 90302280T AT E129077 T1 ATE129077 T1 AT E129077T1
Authority
AT
Austria
Prior art keywords
elements
cube
retroreflective
corners
curved
Prior art date
Application number
AT90302280T
Other languages
English (en)
Inventor
Gerald M Benson
Company Manufacturing
Original Assignee
Minnesota Mining & Mfg
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=23294950&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE129077(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Minnesota Mining & Mfg filed Critical Minnesota Mining & Mfg
Application granted granted Critical
Publication of ATE129077T1 publication Critical patent/ATE129077T1/de

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/12—Reflex reflectors
    • 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)
  • Illuminated Signs And Luminous Advertising (AREA)
AT90302280T 1989-03-31 1990-03-02 Retroreflektierende gegenstände mit lichtdurchlässigen oberflächen. ATE129077T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/331,689 US5122902A (en) 1989-03-31 1989-03-31 Retroreflective articles having light-transmissive surfaces

Publications (1)

Publication Number Publication Date
ATE129077T1 true ATE129077T1 (de) 1995-10-15

Family

ID=23294950

Family Applications (1)

Application Number Title Priority Date Filing Date
AT90302280T ATE129077T1 (de) 1989-03-31 1990-03-02 Retroreflektierende gegenstände mit lichtdurchlässigen oberflächen.

Country Status (8)

Country Link
US (1) US5122902A (de)
EP (1) EP0390344B1 (de)
JP (1) JP3046607B2 (de)
KR (1) KR0185673B1 (de)
AT (1) ATE129077T1 (de)
AU (1) AU616100B2 (de)
CA (1) CA2010201C (de)
DE (1) DE69022870T2 (de)

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Also Published As

Publication number Publication date
JP3046607B2 (ja) 2000-05-29
AU4977590A (en) 1990-10-04
EP0390344B1 (de) 1995-10-11
KR0185673B1 (ko) 1999-05-15
US5122902A (en) 1992-06-16
CA2010201A1 (en) 1990-09-30
CA2010201C (en) 2000-11-07
EP0390344A2 (de) 1990-10-03
AU616100B2 (en) 1991-10-17
JPH02285301A (ja) 1990-11-22
EP0390344A3 (de) 1991-01-09
KR900014904A (ko) 1990-10-25
DE69022870T2 (de) 1996-05-23
DE69022870D1 (de) 1995-11-16

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