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发明名称
EXPANDER
摘要
申请公布号
SU1673244(A1)
申请公布日期
1991.08.30
申请号
SU19894737779
申请日期
1989.09.18
申请人
LE KORABLESTROITELNYJ INSTITUT
发明人
SANNIKOV VLADIMIR P,SU;BOJTSOVA NATALIYA N,SU;SKIBIN VADIM N,SU;EFREMOV KONSTANTIN G,SU;EFIMOV NIKOLAJ P,SU;ARDASHNIKOV ARKADIJ L,SU
分类号
B21D39/06
主分类号
B21D39/06
代理机构
代理人
主权项
地址
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