METHOD OF SELECTIVELY COMMINUTING COAL,申请号PL19780204020-传众专利搜索

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发明名称	METHOD OF SELECTIVELY COMMINUTING COAL
摘要
申请公布号	PL108534(B2)	申请公布日期	1980.04.30
申请号	PL19780204020	申请日期	1978.01.14
申请人		发明人
分类号	B02C;B02C23/00;(IPC1-7):B02C23/00	主分类号	B02C
代理机构		代理人
主权项
地址

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