An improved method of producing grinding bodies,申请号GB19460015675-传众专利搜索

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发明名称	An improved method of producing grinding bodies
摘要
申请公布号	GB617782(A)	申请公布日期	1949.02.11
申请号	GB19460015675	申请日期	1946.05.23
申请人	GUSTAF ERIK BJOERKLUND	发明人
分类号	B24D18/00	主分类号	B24D18/00
代理机构		代理人
主权项
地址

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