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发明名称
摘要
申请公布号
JPH041905(U)
申请公布日期
1992.01.09
申请号
JP19900041123U
申请日期
1990.04.19
申请人
发明人
分类号
E04B1/58;E04B1/38;(IPC1-7):E04B1/38;E04B1/40
主分类号
E04B1/58
代理机构
代理人
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地址
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