Improvements in or relating to perforating apparatus,申请号GB19570035579-传众专利搜索

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发明名称	Improvements in or relating to perforating apparatus
摘要
申请公布号	GB836071(A)	申请公布日期	1960.06.01
申请号	GB19570035579	申请日期	1957.11.15
申请人	JOHN HANDLEY	发明人
分类号	G06K5/02	主分类号	G06K5/02
代理机构		代理人
主权项
地址

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