METHOD AND DEVICE FOR MANUFACTURING INSIDE GROOVED SEAMLESS STEEL TUBE AND PLUG,申请号JP19910045517-传众专利搜索

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发明名称	METHOD AND DEVICE FOR MANUFACTURING INSIDE GROOVED SEAMLESS STEEL TUBE AND PLUG
摘要
申请公布号	JPH04266405(A)	申请公布日期	1992.09.22
申请号	JP19910045517	申请日期	1991.02.20
申请人	KAWASAKI STEEL CORP	发明人	KAWATE TAKAO
分类号	B21B19/10;B21B25/00;E02D5/30	主分类号	B21B19/10
代理机构		代理人
主权项
地址

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