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申请公布号
JPS5720466(B2)
申请公布日期
1982.04.28
申请号
JP19770061578
申请日期
1977.05.25
申请人
发明人
分类号
E04B2/84;E04G11/08;E04G11/10;E04G11/12;E04G11/14
主分类号
E04B2/84
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