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发明名称
DEVICE FOR PACKING BOLTLESS FLANGES
摘要
申请公布号
SU602738(A1)
申请公布日期
1978.04.15
申请号
SU19762434013
申请日期
1976.12.27
申请人
PETUKHOV VALENTIN M,SU
发明人
PETUKHOV VALENTIN M,SU
分类号
F16L23/00;(IPC1-7):F16L23/00
主分类号
F16L23/00
代理机构
代理人
主权项
地址
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