Improvements in production of hard carbides,申请号GB19420010449-传众专利搜索

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发明名称	Improvements in production of hard carbides
摘要
申请公布号	GB560458(A)	申请公布日期	1944.04.05
申请号	GB19420010449	申请日期	1942.07.27
申请人	BARROW HAEMATITE STEEL COMPANY LIMITED;WALTER BIRKETT HAMILTON;WILLIAM KILLINGBECK	发明人
分类号	C01B31/30	主分类号	C01B31/30
代理机构		代理人
主权项
地址

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