Material reducing and classifying device,申请号US19290350995-传众专利搜索

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发明名称	Material reducing and classifying device
摘要
申请公布号	US1814395(A)	申请公布日期	1931.07.14
申请号	US19290350995	申请日期	1929.03.29
申请人	LYKKEN HENRY G	发明人	LYKKEN HENRY G.
分类号	B02C19/00;B02C23/00	主分类号	B02C19/00
代理机构		代理人
主权项
地址

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