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发明名称
摘要
申请公布号
JP3396502(B2)
申请公布日期
2003.04.14
申请号
JP19930012946
申请日期
1993.01.28
申请人
发明人
分类号
G03B21/62;(IPC1-7):G03B21/62
主分类号
G03B21/62
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代理人
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