HEAD FOR COILING HELICAL SPRINGS HAVING STRAIGHT ENDSMI,申请号PL19780210015-传众专利搜索

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发明名称	HEAD FOR COILING HELICAL SPRINGS HAVING STRAIGHT ENDSMI
摘要
申请公布号	PL117903(B2)	申请公布日期	1981.09.30
申请号	PL19780210015	申请日期	1978.09.30
申请人		发明人
分类号	B21F;B21F3/04;(IPC1-7):B21F3/04	主分类号	B21F
代理机构		代理人
主权项
地址

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