Underwater excavation apparatus,申请号GB19950016738-传众专利搜索

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发明名称	Underwater excavation apparatus
摘要
申请公布号	GB2304353(A)	申请公布日期	1997.03.19
申请号	GB19950016738	申请日期	1995.08.16
申请人	GEORGE JOHN * STROUD	发明人	GEORGE JOHN * STROUD
分类号	E02F3/88;E02F3/92;E02F5/28;E21B4/02;E21B7/18;E21B21/00;(IPC1-7):E02F3/90	主分类号	E02F3/88
代理机构		代理人
主权项
地址

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