écran pare-lumière amovible pour lunettes,申请号FRD854233-传众专利搜索

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发明名称	écran pare-lumière amovible pour lunettes
摘要
申请公布号	FR854233(A)	申请公布日期	1940.04.08
申请号	FRD854233	申请日期	1938.12.26
申请人		发明人	BINDER FELIX CHARLES
分类号	G02C7/16;G02C9/00	主分类号	G02C7/16
代理机构		代理人
主权项
地址

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