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经营范围
发明名称
HEAD CHANGEOVER DEVICE
摘要
申请公布号
JPH03269805(A)
申请公布日期
1991.12.02
申请号
JP19900068226
申请日期
1990.03.20
申请人
CANON INC
发明人
OKAMOTO TAKESHI
分类号
G11B5/027
主分类号
G11B5/027
代理机构
代理人
主权项
地址
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