PIPE END EXPANDING METHOD,申请号JP19900076913-传众专利搜索

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发明名称	PIPE END EXPANDING METHOD
摘要
申请公布号	JPH03281020(A)	申请公布日期	1991.12.11
申请号	JP19900076913	申请日期	1990.03.28
申请人	HITACHI LTD	发明人	YANAGIHARA YOSHIHIRO;NARUSE TAKAO
分类号	B21D41/02	主分类号	B21D41/02
代理机构		代理人
主权项
地址

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