Improvements relating to bar chucks,申请号GB19520032945-传众专利搜索

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发明名称	Improvements relating to bar chucks
摘要
申请公布号	GB709060(A)	申请公布日期	1954.05.12
申请号	GB19520032945	申请日期	1952.12.30
申请人	ALFRED HERBERT LIMITED	发明人	LLOYD ARTHUR HAROLD;SMITH DONALD RAYMOND
分类号	B23B31/12	主分类号	B23B31/12
代理机构		代理人
主权项
地址

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