Verres diffuseurs de la lumière et leur procédé de fabrication,申请号FRD893474-传众专利搜索

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发明名称	Verres diffuseurs de la lumière et leur procédé de fabrication
摘要
申请公布号	FR893474(A)	申请公布日期	1944.07.28
申请号	FRD893474	申请日期	1943.04.12
申请人	ZEISS IKON A. G.	发明人
分类号	C03B5/225	主分类号	C03B5/225
代理机构		代理人
主权项
地址

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