Improvements in or relating to photolithographic printing plates,申请号GB19650052215-传众专利搜索

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发明名称	Improvements in or relating to photolithographic printing plates
摘要
申请公布号	GB1113508(A)	申请公布日期	1968.05.15
申请号	GB19650052215	申请日期	1965.12.09
申请人	W. H. HOWSON, LIMITED	发明人	WATKINSON LEONARD JAMES
分类号	G03F7/04	主分类号	G03F7/04
代理机构		代理人
主权项
地址

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