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经营范围
发明名称
IONIZING RADIATION SHIELD
摘要
申请公布号
PL137343(B1)
申请公布日期
1986.05.31
申请号
PL19840246972
申请日期
1984.03.29
申请人
发明人
分类号
G21F;G21F3/00;(IPC1-7):G21F3/00
主分类号
G21F
代理机构
代理人
主权项
地址
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