Manufacturing method of recording medium, electric/magnetic field copy master and electric/magnetic field copying device

When copying servo information from an electro-magnetic field copy master to a vertical storage medium, the magnetization direction of the vertical storage medium is made to the direction the reverse of an external electro-magnetic field applied to the vertical storage medium and the electro-magneti...

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1. Verfasser: KURODA SUMIO
Format: Patent
Sprache:eng
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