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发明名称
摘要
申请公布号
JP3047550(U)
申请公布日期
1998.04.14
申请号
JP19970009081U
申请日期
1997.09.27
申请人
发明人
分类号
G03D13/04;G09F13/20;G09F21/04;(IPC1-7):G09F21/04
主分类号
G03D13/04
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代理人
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