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发明名称
MAKE-AND-BREAK PIPELINE COUPLING
摘要
申请公布号
SU1668804(A1)
申请公布日期
1991.08.07
申请号
SU19894714268
申请日期
1989.07.04
申请人
INZHENERNYJ TSENTR "TRUBOPROVOD"
发明人
PODOLSKIJ ALEKSEJ S,SU;PODOLSKIJ IGOR A,SU
分类号
F16L19/00
主分类号
F16L19/00
代理机构
代理人
主权项
地址
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