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发明名称
PIPE EXPANSION DEVICE
摘要
申请公布号
SU1127671(A1)
申请公布日期
1984.12.07
申请号
SU19833600815
申请日期
1983.06.07
申请人
BOGDANOV VALERIJ V,SU;KONEVSKIKH VIKTOR A,SU;LASIJCHUK ALEKSANDR Z,SU
发明人
BOGDANOV VALERIJ V,SU;KONEVSKIKH VIKTOR A,SU;LASIJCHUK ALEKSANDR Z,SU
分类号
B21D39/06;B21D41/02;(IPC1-7):B21D39/06
主分类号
B21D39/06
代理机构
代理人
主权项
地址
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