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发明名称
摘要
申请公布号
JPH01136529(U)
申请公布日期
1989.09.19
申请号
JP19880023459U
申请日期
1988.02.23
申请人
发明人
分类号
E02B3/06;(IPC1-7):E02B3/06
主分类号
E02B3/06
代理机构
代理人
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地址
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