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发明名称
Ductor roller control for printing presses
摘要
申请公布号
US2459189(A)
申请公布日期
1949.01.18
申请号
US19460656915
申请日期
1946.03.25
申请人
SCHULTZ GEORGE H
发明人
SCHULTZ GEORGE H.
分类号
B41F31/14
主分类号
B41F31/14
代理机构
代理人
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地址
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