Four électrique fermé,申请号FRD921260-传众专利搜索

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发明名称	Four électrique fermé
摘要
申请公布号	FR921260(A)	申请公布日期	1947.05.02
申请号	FRD921260	申请日期	1946.02.04
申请人	DET NORSKE AKTIESELSKAB FOR ELEKTROKEMISK INDUSTRI	发明人
分类号	H05B3/03	主分类号	H05B3/03
代理机构		代理人
主权项
地址

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