Improved filters which absorb ultra-violet light,申请号GB19360031291-传众专利搜索

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发明名称	Improved filters which absorb ultra-violet light
摘要
申请公布号	GB490516(A)	申请公布日期	1938.08.16
申请号	GB19360031291	申请日期	1936.11.16
申请人	I. G. FARBENINDUSTRIE AKTIENGESELLSCHAFT	发明人
分类号	G03C1/815	主分类号	G03C1/815
代理机构		代理人
主权项
地址

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