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发明名称
Improvements relating to printing machines
摘要
申请公布号
GB342079(A)
申请公布日期
1931.02.05
申请号
GB19290003870
申请日期
1929.11.05
申请人
ARTHUR JOSEPH STEPHENSON
发明人
分类号
B41L47/46
主分类号
B41L47/46
代理机构
代理人
主权项
地址
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