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发明名称
Improvements in or relating to devices for medical x-ray examination
摘要
申请公布号
GB721072(A)
申请公布日期
1954.12.29
申请号
GB19520028770
申请日期
1952.11.14
申请人
PHILIPS ELECTRICAL INDUSTRIES LIMITED
发明人
分类号
G02B27/02
主分类号
G02B27/02
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代理人
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