Method for manufacturing cold-forged wing nuts,申请号HK20050100947-传众专利搜索

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发明名称	Method for manufacturing cold-forged wing nuts
摘要
申请公布号	HK1068673(A1)	申请公布日期	2007.09.21
申请号	HK20050100947	申请日期	2005.02.04
申请人	WU FENG-LONG	发明人	FENG-LONG WU
分类号	B21K;F16B;F16B37/16	主分类号	B21K
代理机构		代理人
主权项
地址

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