| 摘要 |
PCT No. PCT/GB93/01158 Sec. 371 Date Oct. 28, 1994 Sec. 102(e) Date Oct. 28, 1994 PCT Filed Jun. 1, 1993 PCT Pub. No. WO93/24903 PCT Pub. Date Dec. 9, 1993.An identification and information storage device, for attachment to an article to be identified, includes: a magneto-optical strip, formed on a substrate and attached to the article, which is adapted to store first information readable by the reflecting and modifying of the polarization state of a light beam directed thereon; and an optically detectable pattern portion including an optical bar code for storing second information relating to the identification of the article, wherein the magneto-optical strip is positioned in a known location relative to the optical bar code such that on visual identification of the bar code the location of the magneto-optical strip can be found.
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