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发明名称
摘要
申请公布号
JPS5524391(U)
申请公布日期
1980.02.16
申请号
JP19780108570U
申请日期
1978.08.07
申请人
发明人
分类号
E02B15/06;E02B15/04;(IPC1-7):E02B15/04
主分类号
E02B15/06
代理机构
代理人
主权项
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