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发明名称
摘要
申请公布号
JPS6216183(U)
申请公布日期
1987.01.30
申请号
JP19850109490U
申请日期
1985.07.16
申请人
发明人
分类号
E03C1/262;E03C1/12;E03F5/04;E03F5/20;(IPC1-7):E03F5/04
主分类号
E03C1/262
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