Improvements in grinding mills,申请号GB19300000200-传众专利搜索

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发明名称	Improvements in grinding mills
摘要
申请公布号	GB344124(A)	申请公布日期	1931.03.05
申请号	GB19300000200	申请日期	1930.01.02
申请人	BABCOCK & WILCOX COMPANY	发明人
分类号	B02C15/12	主分类号	B02C15/12
代理机构		代理人
主权项
地址

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