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经营范围
发明名称
Fourdrinier machine
摘要
申请公布号
US1856347(A)
申请公布日期
1932.05.03
申请号
US19300503722
申请日期
1930.12.20
申请人
MCDONNELL EDWARD J
发明人
MCDONNELL EDWARD J.
分类号
D21F9/02
主分类号
D21F9/02
代理机构
代理人
主权项
地址
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