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发明名称
摘要
申请公布号
JPH0717871(U)
申请公布日期
1995.03.31
申请号
JP19930048801U
申请日期
1993.09.08
申请人
发明人
分类号
E03C1/244;(IPC1-7):E03C1/244
主分类号
E03C1/244
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