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发明名称
Light lock for air ionizer to shield photosensitive material
摘要
申请公布号
US3409768(A)
申请公布日期
1968.11.05
申请号
US19670627990
申请日期
1967.04.03
申请人
EASTMAN KODAK COMPANY
发明人
WHITMORE THOMAS C.;ZACHMANN PETER H.
分类号
G03G15/02;H05F3/04
主分类号
G03G15/02
代理机构
代理人
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