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发明名称
Schiffsschraube mit Leitflueglen
摘要
申请公布号
DE899180(C)
申请公布日期
1953.12.10
申请号
DE1942W000781D
申请日期
1942.10.21
申请人
GUSTAV WOEHRN
发明人
WOEHRN GUSTAV
分类号
B63H1/16
主分类号
B63H1/16
代理机构
代理人
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