DOUBLE ROLLING OF TAPER SPRING,申请号GB19930012997-传众专利搜索

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发明名称	DOUBLE ROLLING OF TAPER SPRING
摘要
申请公布号	GB9312997(D0)	申请公布日期	1993.08.04
申请号	GB19930012997	申请日期	1993.06.23
申请人	DAVY MCKEE (SHEFFIELD) LIMITED	发明人
分类号		主分类号
代理机构		代理人
主权项
地址

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