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经营范围
发明名称
DEVICE FOR CLEANING PIPELINES
摘要
申请公布号
SU575146(A1)
申请公布日期
1977.10.05
申请号
SU19752196140
申请日期
1975.12.01
申请人
LE SP K BYURO "GAZSTROJMASHINA"
发明人
TRUSKINOV BORIS ,SU;KOCHIN ALEKSANDR S,SU;KROL BERKA ,SU
分类号
B08B9/023;B08B9/02;(IPC1-7):B08B9/02
主分类号
B08B9/023
代理机构
代理人
主权项
地址
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