Rohrheizkoerper,申请号DE1939B186079D-传众专利搜索

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发明名称	Rohrheizkoerper
摘要
申请公布号	DE764471(C)	申请公布日期	1952.10.13
申请号	DE1939B186079D	申请日期	1939.01.29
申请人	BACKER CHRISTIAN BERGH	发明人	BACKER CHRISTIAN BERGH
分类号	H05B3/50	主分类号	H05B3/50
代理机构		代理人
主权项
地址

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