Lampe perfectionnée en céramique ou matière analogue,申请号FRD1068168-传众专利搜索

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发明名称	Lampe perfectionnée en céramique ou matière analogue
摘要
申请公布号	FR1068168(A)	申请公布日期	1954.06.23
申请号	FRD1068168	申请日期	1952.12.03
申请人		发明人	DRAPIER ARMAND
分类号	F21V21/10	主分类号	F21V21/10
代理机构		代理人
主权项
地址

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