Improvements in or relating to masts,申请号GB19490004667-传众专利搜索

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发明名称	Improvements in or relating to masts
摘要
申请公布号	GB665862(A)	申请公布日期	1952.01.30
申请号	GB19490004667	申请日期	1949.02.21
申请人	JOHN EVERETT POWELL;THEODORE CALVERT SCOVELL;JACK HERBERT RAWLINGS	发明人
分类号	B63B15/00	主分类号	B63B15/00
代理机构		代理人
主权项
地址

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