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发明名称
摘要
申请公布号
JPH0745707(Y2)
申请公布日期
1995.10.18
申请号
JP19930040812U
申请日期
1993.07.27
申请人
发明人
分类号
E04G21/12;(IPC1-7):E04G21/12
主分类号
E04G21/12
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代理人
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