Improvements in or relating to collet chucks,申请号GB19540003219-传众专利搜索

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发明名称	Improvements in or relating to collet chucks
摘要
申请公布号	GB793941(A)	申请公布日期	1958.04.23
申请号	GB19540003219	申请日期	1954.02.03
申请人	CRAWFORD COLLETS LIMITED	发明人	EVE LEONARD FRANK
分类号	B23B31/20	主分类号	B23B31/20
代理机构		代理人
主权项
地址

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