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发明名称
Method of making printing plates
摘要
申请公布号
US2294456(A)
申请公布日期
1942.09.01
申请号
US19400358977
申请日期
1940.09.30
申请人
HAWLEY JOHN F
发明人
HAWLEY JOHN F.
分类号
B41C1/12
主分类号
B41C1/12
代理机构
代理人
主权项
地址
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