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发明名称
摘要
申请公布号
JPH0223074(U)
申请公布日期
1990.02.15
申请号
JP19880099786U
申请日期
1988.07.29
申请人
发明人
分类号
E03C1/26;E03C1/262;(IPC1-7):E03C1/26
主分类号
E03C1/26
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