Perfectionnements apportés à l'articulation des branches de lunette,申请号FRD914793-传众专利搜索

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发明名称	Perfectionnements apportés à l'articulation des branches de lunette
摘要
申请公布号	FR914793(A)	申请公布日期	1946.10.17
申请号	FRD914793	申请日期	1945.06.30
申请人	ETABLISSEMENTS MARIUS FICHET	发明人
分类号	G02C5/22	主分类号	G02C5/22
代理机构		代理人
主权项
地址

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