Chemical etching of printed circuits,申请号FR19690001237-传众专利搜索

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发明名称	Chemical etching of printed circuits
摘要
申请公布号	FR2020454(A5)	申请公布日期	1970.07.10
申请号	FR19690001237	申请日期	1969.01.23
申请人	PHOTOGRAVURE STE MODERNE	发明人
分类号	C23F1/02;H05K3/00;(IPC1-7):23F1/00;05B13/00	主分类号	C23F1/02
代理机构		代理人
主权项
地址

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