APPARATUS FOR MANUFACTURING PACKS OF SHELL-AND-TUBE HEAT EXCHANGERS,申请号PL19810233970-传众专利搜索

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发明名称	APPARATUS FOR MANUFACTURING PACKS OF SHELL-AND-TUBE HEAT EXCHANGERS
摘要
申请公布号	PL135701(B1)	申请公布日期	1985.11.30
申请号	PL19810233970	申请日期	1981.11.24
申请人		发明人
分类号	B21D;B21D53/06;(IPC1-7):B21D53/06	主分类号	B21D
代理机构		代理人
主权项
地址

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