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发明名称
摘要
申请公布号
JPS543539(B2)
申请公布日期
1979.02.23
申请号
JP19750150060
申请日期
1975.12.16
申请人
发明人
分类号
E04B9/22;E04B5/32
主分类号
E04B9/22
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代理人
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地址
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