SELF-CENTERING SPIRAL TURNING CHUCK,申请号PL19810231548-传众专利搜索

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发明名称	SELF-CENTERING SPIRAL TURNING CHUCK
摘要
申请公布号	PL129573(B1)	申请公布日期	1984.05.31
申请号	PL19810231548	申请日期	1981.06.05
申请人		发明人
分类号	B23B;B23B31/12;(IPC1-7):B23B31/12	主分类号	B23B
代理机构		代理人
主权项
地址

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