MANUFACTURE OF LONG SIZE COMPOSITE METALLIC PIPE IN WHICH HARD LAYER IS INCORPORATED,申请号JP19950168719-传众专利搜索

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发明名称	MANUFACTURE OF LONG SIZE COMPOSITE METALLIC PIPE IN WHICH HARD LAYER IS INCORPORATED
摘要
申请公布号	JPH0919713(A)	申请公布日期	1997.01.21
申请号	JP19950168719	申请日期	1995.07.04
申请人	DAIDO STEEL CO LTD	发明人	WATANABE YASUSHI
分类号	B21C37/06;B22F3/14;B22F3/15;(IPC1-7):B21C37/06	主分类号	B21C37/06
代理机构		代理人
主权项
地址

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