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发明名称
METHOD FOR MANUFACTURING STEPPED PARTS WITH THROUGH HOLE
摘要
申请公布号
RU1803249(C)
申请公布日期
1993.03.23
申请号
SU19904834110
申请日期
1990.06.04
申请人
N-PROIZV OB "ANITIM"
发明人
GULYAEV YURIJ A,SU;SPIRINA OLGA N,SU
分类号
B21K21/08
主分类号
B21K21/08
代理机构
代理人
主权项
地址
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