Electrode for glass melting furnace,申请号US19390250324-传众专利搜索

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发明名称	Electrode for glass melting furnace
摘要
申请公布号	US2209515(A)	申请公布日期	1940.07.30
申请号	US19390250324	申请日期	1939.01.11
申请人	PITTSBURGH PLATE GLASS COMPANY	发明人	EHMAN ROY G.;HITNER HARRY F.
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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