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发明名称
Means for and method of offset printing
摘要
申请公布号
US2499870(A)
申请公布日期
1950.03.07
申请号
US19460678425
申请日期
1946.06.21
申请人
C. B. COTTRELL & SONS COMPANY
发明人
LUEHRS HANS J.
分类号
B41F7/08
主分类号
B41F7/08
代理机构
代理人
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