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发明名称
Apparatus for coloring paper stock
摘要
申请公布号
US1773435(A)
申请公布日期
1930.08.19
申请号
US19290335651
申请日期
1929.01.28
申请人
RANKE MICHAEL W
发明人
RANKE MICHAEL W.
分类号
D21H23/20
主分类号
D21H23/20
代理机构
代理人
主权项
地址
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