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经营范围
发明名称
APPARATUS FOR CLEANING INNER SURFACE OF PIPELINES
摘要
申请公布号
SU1286308(A1)
申请公布日期
1987.01.30
申请号
SU19853852910
申请日期
1985.02.11
申请人
G PI "YAROSLAVSKIJ PROMSTROJPROEKT"
发明人
MOREV VALERIJ YA,SU;SERDYUKOV MIKHAIL E,SU
分类号
B08B9/032;B08B9/04
主分类号
B08B9/032
代理机构
代理人
主权项
地址
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