EINRICHTUNG ZUR MINERALGEWINNUNG IN SUBMARINEN BEREICHEN,申请号DE19702044761-传众专利搜索

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发明名称	EINRICHTUNG ZUR MINERALGEWINNUNG IN SUBMARINEN BEREICHEN
摘要
申请公布号	DE2044761(B2)	申请公布日期	1971.08.12
申请号	DE19702044761	申请日期	1970.09.10
申请人		发明人
分类号	E02F7/00;E21C45/00;(IPC1-7):E21C45/00	主分类号	E02F7/00
代理机构		代理人
主权项
地址

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