Improvements in or relating to chucks or collets for machine tools,申请号GB19500024931-传众专利搜索

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发明名称	Improvements in or relating to chucks or collets for machine tools
摘要
申请公布号	GB685086(A)	申请公布日期	1952.12.31
申请号	GB19500024931	申请日期	1950.10.12
申请人	HARDINGE BROTHERS, INC.	发明人	O'CONNELL JAMES RICHARD
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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