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发明名称
Removing printing ink from paper
摘要
申请公布号
US1826179(A)
申请公布日期
1931.10.06
申请号
US19300470241
申请日期
1930.07.23
申请人
KINYON MINNIE E;KINYON BRICE W
发明人
KINYON MINNIE E.;KINYON BRICE W.
分类号
D21C5/02
主分类号
D21C5/02
代理机构
代理人
主权项
地址
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