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发明名称
Method of making negatives for use in the production of photomechanical printing plates and photographic prints
摘要
申请公布号
GB419362(A)
申请公布日期
1934.11.09
申请号
GB19330013448
申请日期
1933.05.09
申请人
KARL PFOST
发明人
分类号
G03F1/92
主分类号
G03F1/92
代理机构
代理人
主权项
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