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发明名称
X-ray film holder and aiming element
摘要
申请公布号
US3092721(A)
申请公布日期
1963.06.04
申请号
US19610127671
申请日期
1961.07.28
申请人
MEDWEDEFF FRED M;KNOX WILLIAM H
发明人
MEDWEDEFF FRED M.;KNOX WILLIAM H.
分类号
G03B42/04
主分类号
G03B42/04
代理机构
代理人
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地址
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