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发明名称
Роликоправильная машина для правки металлических изделий с переменным сечением профиля
摘要
申请公布号
SU89027(A1)
申请公布日期
1949.11.30
申请号
SU19480389059
申请日期
1948.12.22
申请人
VINOGRADOV B.P.
发明人
VINOGRADOV B.P.
分类号
B21D3/02
主分类号
B21D3/02
代理机构
代理人
主权项
地址
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