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发明名称
Photographic and printing media
摘要
申请公布号
US2184288(A)
申请公布日期
1939.12.26
申请号
US19370148114
申请日期
1937.06.14
申请人
E. I. DU PONT DE NEMOURS & COMPANY
发明人
DANGELMAJER CHARLES
分类号
G03F7/04
主分类号
G03F7/04
代理机构
代理人
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地址
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