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发明名称
PIPELINE OVERPASS
摘要
申请公布号
SU1470840(A1)
申请公布日期
1989.04.07
申请号
SU19874273323
申请日期
1987.07.01
申请人
STAVROPOLSKIJ POLT INSTITUT
发明人
KOROBKO VIKTOR I,SU
分类号
主分类号
代理机构
代理人
主权项
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