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经营范围
发明名称
Способ получения многослойных металлов
摘要
申请公布号
SU111925(A1)
申请公布日期
1957.11.30
申请号
SU19570581536
申请日期
1957.08.05
申请人
KOVTUN S.F.;TARASOV N.D.
发明人
KOVTUN S.F.;TARASOV N.D.
分类号
B21D39/00
主分类号
B21D39/00
代理机构
代理人
主权项
地址
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