METHOD FOR TWISTING HOLLOW BARS,申请号EP20090840508-传众专利搜索

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发明名称	METHOD FOR TWISTING HOLLOW BARS
摘要
申请公布号	EP2398605(A4)	申请公布日期	2012.08.15
申请号	EP20090840508	申请日期	2009.02.19
申请人	HENG KIAN, YONG	发明人	HENG KIAN, YONG
分类号	B21D11/14;B21D47/04	主分类号	B21D11/14
代理机构		代理人
主权项
地址

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