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发明名称
摘要
申请公布号
JP3604077(B2)
申请公布日期
2004.12.22
申请号
JP20000200402
申请日期
2000.07.03
申请人
发明人
分类号
E01D1/00;E01D18/00;F16F15/02;(IPC1-7):F16F15/02
主分类号
E01D1/00
代理机构
代理人
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