Record controlled perforating machine,申请号US19410384155-传众专利搜索

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发明名称	Record controlled perforating machine
摘要
申请公布号	US2275396(A)	申请公布日期	1942.03.03
申请号	US19410384155	申请日期	1941.03.19
申请人	INTERNATIONAL BUSINESS MACHINES CORPORATION	发明人	JOHNSON REYNOLD B.
分类号	G06K13/12	主分类号	G06K13/12
代理机构		代理人
主权项
地址

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