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发明名称
Rudder arrangement
摘要
申请公布号
US1872038(A)
申请公布日期
1932.08.16
申请号
US19300487007
申请日期
1930.10.07
申请人
FRANZ HITZLER
发明人
HITZLER FRANZ
分类号
B63H25/38
主分类号
B63H25/38
代理机构
代理人
主权项
地址
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