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发明名称
Method and means for identifying x-ray film
摘要
申请公布号
US2332375(A)
申请公布日期
1943.10.19
申请号
US19410397926
申请日期
1941.06.13
申请人
GENERAL ELECTRIC X-RAY CORPORATION
发明人
FILES GLENN W.
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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