éléments de chauffage par convection,申请号FRD59856-传众专利搜索

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发明名称	éléments de chauffage par convection
摘要
申请公布号	FR59856(E)	申请公布日期	1954.08.23
申请号	FRD59856	申请日期	1949.11.28
申请人		发明人	GILBON ROBERT-ARMAND
分类号	F28F21/08	主分类号	F28F21/08
代理机构		代理人
主权项
地址

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