Method of producing heat exchange elements,申请号US19470733020-传众专利搜索

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发明名称	Method of producing heat exchange elements
摘要
申请公布号	US2656808(A)	申请公布日期	1953.10.27
申请号	US19470733020	申请日期	1947.03.07
申请人	KRAMER TRENTON COMPANY	发明人	PLUMERI JOHN;REISINGER ARPAD L.
分类号	B21C37/24	主分类号	B21C37/24
代理机构		代理人
主权项
地址

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