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发明名称
Steering propeller and rudder mount for boats
摘要
申请公布号
US2545502(A)
申请公布日期
1951.03.20
申请号
US19480005775
申请日期
1948.02.02
申请人
TROESTER ARNOLD C
发明人
TROESTER ARNOLD C.
分类号
B63H20/16;B63H20/34
主分类号
B63H20/16
代理机构
代理人
主权项
地址
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