Improvements in or relating to screw propeller installations for ships,申请号GB19490009721-传众专利搜索

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发明名称	Improvements in or relating to screw propeller installations for ships
摘要
申请公布号	GB667779(A)	申请公布日期	1952.03.05
申请号	GB19490009721	申请日期	1949.04.11
申请人	COCKBURNS LIMITED;JAMES RODGER;THOMAS GRANT	发明人
分类号	B63H3/04;B63H23/30	主分类号	B63H3/04
代理机构		代理人
主权项
地址

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