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发明名称
Improvements relating to photographic anti-halation layers
摘要
申请公布号
GB437451(A)
申请公布日期
1935.10.30
申请号
GB19340012991
申请日期
1934.04.30
申请人
I. G. FARBENINDUSTRIE AKTIENGESELLSCHAFT
发明人
分类号
G03C1/835
主分类号
G03C1/835
代理机构
代理人
主权项
地址
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