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经营范围
发明名称
Method of felting
摘要
申请公布号
US2441390(A)
申请公布日期
1948.05.11
申请号
US19450574416
申请日期
1945.01.24
申请人
AMERICAN FELT COMPANY
发明人
BOEDDINGHAUS HUGO
分类号
D04H17/12
主分类号
D04H17/12
代理机构
代理人
主权项
地址
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