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发明名称
摘要
申请公布号
JPH03100025(U)
申请公布日期
1991.10.18
申请号
JP19900007754U
申请日期
1990.01.30
申请人
发明人
分类号
B23H7/36;(IPC1-7):B23H7/36
主分类号
B23H7/36
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代理人
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