PIPE EXPANDER FOR HEATTEXCHANGER,申请号JP19770150532-传众专利搜索

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发明名称	PIPE EXPANDER FOR HEATTEXCHANGER
摘要
申请公布号	JPS5483671(A)	申请公布日期	1979.07.03
申请号	JP19770150532	申请日期	1977.12.16
申请人	HITACHI LTD	发明人	AYABE TADAAKI;DEGUCHI TAKAHIKO
分类号	B21D53/08;B21D39/08;B21D39/14;B21D53/00	主分类号	B21D53/08
代理机构		代理人
主权项
地址

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