发明授权
EP0412829B1 Recording medium, method for preparing the same, recording and reproducing device, and recording, reproducing and erasing method by use of such a recording medium 失效
中,相同的记录介质,制造方法,记录和再现用于记录的装置和方法,再现和与这样的记录介质,擦除

Recording medium, method for preparing the same, recording and reproducing device, and recording, reproducing and erasing method by use of such a recording medium
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