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发明名称
DIE FOR WORKING SHEET MATERIAL
摘要
申请公布号
SU1581422(A1)
申请公布日期
1990.07.30
申请号
SU19884479435
申请日期
1988.09.05
申请人
OMSKIJ POLT INSTITUT
发明人
BRAILOVSKIJ VLADIMIR I,SU;SHUSTER YAKOV B,SU
分类号
B21D28/14
主分类号
B21D28/14
代理机构
代理人
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地址
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