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发明名称
Paper making
摘要
申请公布号
US1878236(A)
申请公布日期
1932.09.20
申请号
US19300466152
申请日期
1930.07.07
申请人
CAREW MANUFACTURING COMPANY
发明人
GRIFFIN COURTLANDT B.
分类号
D21F5/00
主分类号
D21F5/00
代理机构
代理人
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