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发明名称
摘要
申请公布号
JPH04129201(U)
申请公布日期
1992.11.25
申请号
JP19910044214U
申请日期
1991.05.15
申请人
发明人
分类号
E04B1/682;E04B1/68;(IPC1-7):E04B1/682
主分类号
E04B1/682
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代理人
主权项
地址
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