Improvements in perforating machines,申请号GB19360022831-传众专利搜索

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发明名称	Improvements in perforating machines
摘要
申请公布号	GB479365(A)	申请公布日期	1938.02.04
申请号	GB19360022831	申请日期	1936.08.19
申请人	TUBULAR PERFORATING AND MACHINERY CO., INC.	发明人
分类号	C14B5/00	主分类号	C14B5/00
代理机构		代理人
主权项
地址

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