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发明名称
Roll changer for printing presses
摘要
申请公布号
US1855503(A)
申请公布日期
1932.04.26
申请号
US19230646592
申请日期
1923.06.20
申请人
R. HOE AND CO., INC.
发明人
WHITE BRUCE C.
分类号
B65H19/10;B65H19/12;B65H19/18
主分类号
B65H19/10
代理机构
代理人
主权项
地址
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