PERFEZIONAMENTO NEI SCAMBIATORI DI CALORE,申请号IT19750050573-传众专利搜索

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发明名称	PERFEZIONAMENTO NEI SCAMBIATORI DI CALORE
摘要
申请公布号	IT1040980(B)	申请公布日期	1979.12.20
申请号	IT19750050573	申请日期	1975.07.17
申请人	DARM WILLIAM J	发明人
分类号	F28F3/04;B23P15/26;F28D9/00;F28F9/007;(IPC1-7):F28D/	主分类号	F28F3/04
代理机构		代理人
主权项
地址

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