SKIN EFFECT PIPE HEATING BY A.C. IN STEEL,申请号CA19740205829-传众专利搜索

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发明名称	SKIN EFFECT PIPE HEATING BY A.C. IN STEEL
摘要
申请公布号	CA1026409(A)	申请公布日期	1978.02.14
申请号	CA19740205829	申请日期	1974.07.29
申请人	OTHMER, DONALD F.	发明人	OTHMER, DONALD F.
分类号		主分类号
代理机构		代理人
主权项
地址

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