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发明名称
PIPE BENDING MANDREL
摘要
申请公布号
SU691228(A1)
申请公布日期
1979.10.15
申请号
SU19782606728
申请日期
1978.04.24
申请人
MO I NEFTEKHIMICHESKOJ GAZOVOJ PROMY IM. I.M.GUBKINA
发明人
SAMOJLOV BORIS V,SU
分类号
B21D9/01;(IPC1-7):B21D9/01
主分类号
B21D9/01
代理机构
代理人
主权项
地址
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