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发明名称
摘要
申请公布号
JPH0710257(U)
申请公布日期
1995.02.14
申请号
JP19930041927U
申请日期
1993.07.01
申请人
发明人
分类号
E04G25/04;E04G13/04;E04G17/14;(IPC1-7):E04G25/04
主分类号
E04G25/04
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代理人
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