Improvements in grinding mills,申请号GB19390001240-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	GB511128(A)	申请公布日期	1939.08.14
申请号	GB19390001240	申请日期	1939.01.13
申请人	PAUL VOLLRATH	发明人
分类号	B02C7/08	主分类号	B02C7/08
代理机构		代理人
主权项
地址

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