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发明名称
摘要
申请公布号
JPH0420462(B2)
申请公布日期
1992.04.02
申请号
JP19860181381
申请日期
1986.07.31
申请人
SEKISUI CHEMICAL CO LTD
发明人
AIZAKI SEIGO
分类号
E04D13/072
主分类号
E04D13/072
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