OPTICAL DISK AND ITS USAGE,申请号JP19910018108-传众专利搜索

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发明名称	OPTICAL DISK AND ITS USAGE
摘要
申请公布号	JPH04255967(A)	申请公布日期	1992.09.10
申请号	JP19910018108	申请日期	1991.02.08
申请人	NIPPON TELEGR & TELEPH CORP <NTT>	发明人	MIZUKAMI MAKOTO;SATO TOSHITAKE;YOSHIZAWA TAKASHI;TANABE TAKANARI;ARAI KYOICHI;WATABE AKINORI;SAITO MINORU
分类号	G11B7/013;G11B20/10;G11B20/12;G11B27/10	主分类号	G11B7/013
代理机构		代理人
主权项
地址

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