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发明名称
Стан для холодной прокатки тонкостенных труб
摘要
申请公布号
SU88997(A1)
申请公布日期
1949.11.30
申请号
SU19480381667
申请日期
1948.06.30
申请人
ORRO P.I.
发明人
ORRO P.I.
分类号
B21B21/00
主分类号
B21B21/00
代理机构
代理人
主权项
地址
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