MANUFACTURE OF DOUBLE SPIRAL STEEL TUBE,申请号JP19920330949-传众专利搜索

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发明名称	MANUFACTURE OF DOUBLE SPIRAL STEEL TUBE
摘要
申请公布号	JPH06154847(A)	申请公布日期	1994.06.03
申请号	JP19920330949	申请日期	1992.11.17
申请人	KUBOTA CORP	发明人	KUROSAWA FUTOMASA;SUZUKI NORIHIKO
分类号	B21C37/12;B21C37/15;(IPC1-7):B21C37/12	主分类号	B21C37/12
代理机构		代理人
主权项
地址

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