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经营范围
发明名称
BLAST SHIELD
摘要
申请公布号
EP0240996(A3)
申请公布日期
1988.07.27
申请号
EP19870105146
申请日期
1987.04.07
申请人
NORSK HYDRO A/S
发明人
KJELSEN, CARL LUDVIG
分类号
E04B1/98;(IPC1-7):E04B1/98
主分类号
E04B1/98
代理机构
代理人
主权项
地址
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