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发明名称
Способ прессования профилей переменного сечения по длине
摘要
申请公布号
SU149018(A1)
申请公布日期
1961.11.30
申请号
SU19610748339
申请日期
1961.10.16
申请人
发明人
MATVEEV B.I.
分类号
B21J5/12
主分类号
B21J5/12
代理机构
代理人
主权项
地址
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