Improvements in and relating to grinding and polishing helical grooves,申请号GB19370029474-传众专利搜索

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发明名称	Improvements in and relating to grinding and polishing helical grooves
摘要
申请公布号	GB484784(A)	申请公布日期	1938.05.10
申请号	GB19370029474	申请日期	1937.10.28
申请人	RHEINMETALL - BORSIG AKTIENGESELLSCHAFT WERK	发明人
分类号	B24B19/02;B24B33/05	主分类号	B24B19/02
代理机构		代理人
主权项
地址

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