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经营范围
发明名称
Impeller blade connection
摘要
申请公布号
US3253661(A)
申请公布日期
1966.05.31
申请号
US19650426837
申请日期
1965.01.21
申请人
ARNE FEROY
发明人
FEROY ARNE
分类号
B63H3/04
主分类号
B63H3/04
代理机构
代理人
主权项
地址
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