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发明名称
Improvements relating to photogravure printing
摘要
申请公布号
GB631118(A)
申请公布日期
1949.10.27
申请号
GB19460034425
申请日期
1946.11.20
申请人
VICTOR HENRY REES;MAURICE JOHN FIELD
发明人
分类号
G03F5/20
主分类号
G03F5/20
代理机构
代理人
主权项
地址
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