METHOD OF CONNECTING TUBES TO TUBE WALLS OF HEAT-EXCHANGERS,申请号SU19721794041-传众专利搜索

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发明名称	METHOD OF CONNECTING TUBES TO TUBE WALLS OF HEAT-EXCHANGERS
摘要
申请公布号	SU625817(A1)	申请公布日期	1978.09.30
申请号	SU19721794041	申请日期	1972.06.07
申请人	TIMOSHENKO NIKOLAJ D,SU	发明人	TIMOSHENKO NIKOLAJ D,SU
分类号	B21D39/06;(IPC1-7):B21D39/06	主分类号	B21D39/06
代理机构		代理人
主权项
地址

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