METHOD OF FORMING GROOVE ON TUBE BY ROLLING,申请号JP19750111612-传众专利搜索

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发明名称	METHOD OF FORMING GROOVE ON TUBE BY ROLLING
摘要
申请公布号	JPS5235737(A)	申请公布日期	1977.03.18
申请号	JP19750111612	申请日期	1975.09.17
申请人	HITACHI LTD	发明人	MURAKAMI SUZUYA;SUGIYAMA SEN
分类号	B21D17/00;B21D17/04;B21D19/08;B21H7/18	主分类号	B21D17/00
代理机构		代理人
主权项
地址

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