Lunettes à verres interchangeables,申请号FRD914794-传众专利搜索

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发明名称	Lunettes à verres interchangeables
摘要
申请公布号	FR914794(A)	申请公布日期	1946.10.17
申请号	FRD914794	申请日期	1945.06.30
申请人	ETABLISSEMENTS MARIUS FICHET	发明人
分类号	G02C1/08	主分类号	G02C1/08
代理机构		代理人
主权项
地址

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