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发明名称
Diazotype photoprinting material
摘要
申请公布号
GB660534(A)
申请公布日期
1951.11.07
申请号
GB19490027861
申请日期
1949.10.31
申请人
GENERAL ANILINE & FILM CORPORATION
发明人
分类号
G03C1/58
主分类号
G03C1/58
代理机构
代理人
主权项
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