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发明名称
摘要
申请公布号
JP3007424(U)
申请公布日期
1995.02.14
申请号
JP19940010592U
申请日期
1994.08.02
申请人
发明人
分类号
B23F21/14;E01C11/26;E03F1/00;(IPC1-7):E01C11/26
主分类号
B23F21/14
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代理人
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