DEVICE FOR SECURING WORKING TOOL,申请号SU19833637467-传众专利搜索

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发明名称	DEVICE FOR SECURING WORKING TOOL
摘要
申请公布号	SU1132007(A2)	申请公布日期	1984.12.30
申请号	SU19833637467	申请日期	1983.08.26
申请人	PITMAN PETR S,SU	发明人	PITMAN PETR S,SU
分类号	E21B17/03;B25D9/00;E21B19/06;(IPC1-7):E21C3/34	主分类号	E21B17/03
代理机构		代理人
主权项
地址

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