Improvements relating to the grinding of screw threads,申请号GB19390023511-传众专利搜索

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发明名称	Improvements relating to the grinding of screw threads
摘要
申请公布号	GB532053(A)	申请公布日期	1941.01.16
申请号	GB19390023511	申请日期	1939.08.15
申请人	THE CHURCHILL MACHINE TOOL COMPANY LIMITED;HARRY HALES ASHBRIDGE	发明人
分类号	B24B53/07	主分类号	B24B53/07
代理机构		代理人
主权项
地址

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