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经营范围
发明名称
APPARATUS FOR AVERAGING LOOSE MATERIAL
摘要
申请公布号
SU976067(A1)
申请公布日期
1982.11.23
申请号
SU19813294840
申请日期
1981.05.13
申请人
VOSTOCHNYJ NI GORNORUDNYJ INSTITUT
发明人
RYZHKOV YURIJ A,SU;ONOFRIJCHUK VIKTOR YA,SU;NESHTUN NIKOLAJ I,SU;YANOV VLADIMIR P,SU
分类号
E21C41/00;(IPC1-7):E21C41/00
主分类号
E21C41/00
代理机构
代理人
主权项
地址
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