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经营范围
发明名称
Perfectionnement aux hélices de bateaux ventilées
摘要
申请公布号
FR977444(A)
申请公布日期
1951.04.02
申请号
FRD977444
申请日期
1942.06.06
申请人
发明人
BAUMANN WERNER
分类号
B63H1/28
主分类号
B63H1/28
代理机构
代理人
主权项
地址
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