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EP2207179A2 A method of producing an optical disk 失效
一种制造光盘的方法

A method of producing an optical disk
摘要:
A method for producing an optical disk comprising a first data zone including data signals readable by light radiation and a second data zone in which barcode-like marks are formed, wherein said barcode-like marks partially overlap the first data zone and are formed after completion of the manufacturing of the said optical disc.
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