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法人/股东/高管

发明名称
摘要
申请公布号	SU366012(A1)	申请公布日期	1973.01.16
申请号	SU19691303628	申请日期	1969.02.06
申请人		发明人
分类号	B02C19/16;B29B13/10;(IPC1-7):B02C19/16;B29B1/12	主分类号	B02C19/16
代理机构		代理人
主权项
地址

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