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经营范围
发明名称
Paper drier felt
摘要
申请公布号
US1986490(A)
申请公布日期
1935.01.01
申请号
US19320634444
申请日期
1932.09.22
申请人
F. C. HUYCK & SONS
发明人
WILSON EZEKIEL J.
分类号
D21F7/10
主分类号
D21F7/10
代理机构
代理人
主权项
地址
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