Improvements in or relating to subaqueous excavators,申请号GB19490031267-传众专利搜索

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发明名称	Improvements in or relating to subaqueous excavators
摘要
申请公布号	GB665431(A)	申请公布日期	1952.01.23
申请号	GB19490031267	申请日期	1949.12.06
申请人	FRANCESCO COSENZA	发明人
分类号	E02F3/88;E02F3/92;E02F5/28;E02F7/06	主分类号	E02F3/88
代理机构		代理人
主权项
地址

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