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发明名称
X-ray collimating system
摘要
申请公布号
US2514791(A)
申请公布日期
1950.07.11
申请号
US19470728828
申请日期
1947.02.15
申请人
PHILIPS LABORATORIES, INC.
发明人
PARRISH WILLIAM;CISNEY EVELYN A.
分类号
G21K1/02
主分类号
G21K1/02
代理机构
代理人
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