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发明名称
EXPANSION MANDREL
摘要
申请公布号
SU1458099(A1)
申请公布日期
1989.02.15
申请号
SU19874268183
申请日期
1987.06.23
申请人
ROSTOVSKOGO NII TECH MASH
发明人
KRUZHILKO VALERIJ V,SU;DIYAKOVSKIJ BORIS YU,SU
分类号
B23B31/40
主分类号
B23B31/40
代理机构
代理人
主权项
地址
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