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经营范围
发明名称
ACCESS PREVENTIVE METHOD BASED ON KEY FOR OPTICALLY READABLE DISK
摘要
申请公布号
JPH11149710(A)
申请公布日期
1999.06.02
申请号
JP19980251616
申请日期
1998.09.04
申请人
WEA MFG INC
发明人
SEIDEL ROBERT T
分类号
G11B20/10;G11B20/00;(IPC1-7):G11B20/10;G11B19/04
主分类号
G11B20/10
代理机构
代理人
主权项
地址
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