A method of producing an etched intaglio printing surface and the product thereof,申请号GB19370032550-传众专利搜索

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发明名称	A method of producing an etched intaglio printing surface and the product thereof
摘要
申请公布号	GB498263(A)	申请公布日期	1939.01.05
申请号	GB19370032550	申请日期	1937.11.25
申请人	PHOTO-CYLINDER CORPORATION	发明人
分类号	G03F5/20	主分类号	G03F5/20
代理机构		代理人
主权项
地址

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