DRAWING METHOD FOR TUBE WITH EXCELLENT INNER SURFACE IN ACCURACY,申请号JP19880136862-传众专利搜索

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发明名称	DRAWING METHOD FOR TUBE WITH EXCELLENT INNER SURFACE IN ACCURACY
摘要
申请公布号	JPH01306013(A)	申请公布日期	1989.12.11
申请号	JP19880136862	申请日期	1988.06.03
申请人	KOBE STEEL LTD	发明人	UMEMOTO SHUNICHI
分类号	B21C1/00;B21C3/14	主分类号	B21C1/00
代理机构		代理人
主权项
地址

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