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发明名称
摘要
申请公布号
JPH0816354(B2)
申请公布日期
1996.02.21
申请号
JP19900215607
申请日期
1990.08.14
申请人
发明人
分类号
E04B1/348;(IPC1-7):E04B1/348
主分类号
E04B1/348
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