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发明名称
INDICATOR OF THE UPPER LEVEL OF A GRANULAR MATERIAL
摘要
申请公布号
SU1673858(A1)
申请公布日期
1991.08.30
申请号
SU19894666101
申请日期
1989.03.23
申请人
NEFTEYUGANSKIJ TSENTR NT TVORCHESTVA MOLODEZHI
发明人
GILEVSKIJ VLADIMIR A,SU
分类号
G01F23/24
主分类号
G01F23/24
代理机构
代理人
主权项
地址
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