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经营范围
发明名称
SCREW PROPULSION OF SHIPS
摘要
申请公布号
GB1497049(A)
申请公布日期
1978.01.05
申请号
GB19740027761
申请日期
1975.06.20
申请人
STONE MANGANESE MARINE LTD
发明人
分类号
B63H1/28;B63H5/18;(IPC1-7):B63H1/14
主分类号
B63H1/28
代理机构
代理人
主权项
地址
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