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发明名称
摘要
申请公布号
JPS53102205(U)
申请公布日期
1978.08.17
申请号
JP19770006442U
申请日期
1977.01.22
申请人
发明人
分类号
E02D11/00;B06B1/10;E02D7/06;(IPC1-7):E02D7/06
主分类号
E02D11/00
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代理人
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