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发明名称
CLASSIFIER
摘要
申请公布号
SU676320(A1)
申请公布日期
1979.07.30
申请号
SU19772527391
申请日期
1977.09.27
申请人
VNII NERUDNYKH STROITELNYKH MATERIALOV GIDROMEKHANIZATSII "VNIINERUD"
发明人
IVANOV UAR ,SU
分类号
B03B5/62;(IPC1-7):B03B5/62
主分类号
B03B5/62
代理机构
代理人
主权项
地址
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