Lampe à vision parfaite,申请号FRD1144048-传众专利搜索

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发明名称	Lampe à vision parfaite
摘要
申请公布号	FR1144048(A)	申请公布日期	1957.10.08
申请号	FRD1144048	申请日期	1952.10.24
申请人		发明人	BERTRAND MICHEL-MARIUS-PAUL-M
分类号	F21V33/00	主分类号	F21V33/00
代理机构		代理人
主权项
地址

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