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发明名称
Pulp treating process
摘要
申请公布号
US2021612(A)
申请公布日期
1935.11.19
申请号
US19340711923
申请日期
1934.02.19
申请人
HOOKER ELECTROCHEMICAL COMPANY
发明人
SCONCE JAMES S.
分类号
D21C9/12
主分类号
D21C9/12
代理机构
代理人
主权项
地址
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