Improvements in or relating to the production of screen-positives for use in making photo-mechanical printing-surfaces,申请号GB19280029084-传众专利搜索

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发明名称	Improvements in or relating to the production of screen-positives for use in making photo-mechanical printing-surfaces
摘要
申请公布号	GB302887(A)	申请公布日期	1930.01.10
申请号	GB19280029084	申请日期	1928.10.10
申请人	MEISENBACH RIFFARTH & CO., AKTIENGESELLSCHAFT	发明人
分类号	G03F3/02	主分类号	G03F3/02
代理机构		代理人
主权项
地址

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