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发明名称
PIPELINE JOINT
摘要
申请公布号
SU1576769(A1)
申请公布日期
1990.07.07
申请号
SU19884430642
申请日期
1988.05.24
申请人
NOVIKOV MIKHAIL P,SU
发明人
NOVIKOV MIKHAIL P,SU
分类号
F16L19/03;F16L19/02
主分类号
F16L19/03
代理机构
代理人
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