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发明名称
Mechanism for assisting the steering of multi-screw ships
摘要
申请公布号
GB693661(A)
申请公布日期
1953.07.01
申请号
GB19510010142
申请日期
1951.04.30
申请人
AKTIESELSKABET BURMEISTER & WAIN'S MASKIN-OG SKIBSBYGGERI
发明人
分类号
B63H21/22
主分类号
B63H21/22
代理机构
代理人
主权项
地址
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