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发明名称
摘要
申请公布号
JPH02135142(U)
申请公布日期
1990.11.09
申请号
JP19890043403U
申请日期
1989.04.12
申请人
发明人
分类号
B23Q3/18;(IPC1-7):B23Q3/18
主分类号
B23Q3/18
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代理人
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地址
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