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发明名称
Device for preventing damage to radioactive sources in lead-filled trays or drawers
摘要
申请公布号
US3419320(A)
申请公布日期
1968.12.31
申请号
US19670664027
申请日期
1967.08.29
申请人
HEALTH EDCATION WELFARE USA
发明人
BEDROSIAN PAUL H.
分类号
G21F5/015
主分类号
G21F5/015
代理机构
代理人
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