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经营范围
发明名称
DISK CHUCKING MECHANISM
摘要
申请公布号
JPH04188458(A)
申请公布日期
1992.07.07
申请号
JP19900318808
申请日期
1990.11.22
申请人
SEIKO EPSON CORP
发明人
OZAWA HAKURAI
分类号
G11B17/043;G11B17/028;G11B17/04
主分类号
G11B17/043
代理机构
代理人
主权项
地址
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