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发明名称
FremgangsmÕte for Õ hindre røykgass- og flammespredning under brann
摘要
申请公布号
NO20002616(D0)
申请公布日期
2000.05.22
申请号
NO20000002616
申请日期
2000.05.22
申请人
LOG, TORGRIM
发明人
LOG, TORGRIM
分类号
E21F;(IPC1-7):E21F
主分类号
E21F
代理机构
代理人
主权项
地址
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