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发明名称
SEAL RUBBER COLLAR
摘要
申请公布号
SU838214(A1)
申请公布日期
1981.06.15
申请号
SU19792747700
申请日期
1979.04.06
申请人
SIBIRSKIJ NII NEFTYANOJ PROMYSHLENNOSTI
发明人
SHCHERBAKOV EDUARD L,SU;BOGOPOLSKIJ ALEKSEJ I,SU;BRYZGALOV VALERIJ N,SU
分类号
F16J15/32;(IPC1-7):F16J15/32
主分类号
F16J15/32
代理机构
代理人
主权项
地址
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