MINERAL CUTTER PICK,申请号EP19860300421-传众专利搜索

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发明名称	MINERAL CUTTER PICK
摘要
申请公布号	EP0193268(B1)	申请公布日期	1989.05.31
申请号	EP19860300421	申请日期	1986.01.22
申请人	HYDRA TOOLS INTERNATIONAL PLC	发明人	CLAPHAM, WILLIAM STEPHEN
分类号	E21C35/187	主分类号	E21C35/187
代理机构		代理人
主权项
地址

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