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经营范围
发明名称
Segment bearing
摘要
申请公布号
US2078712(A)
申请公布日期
1937.04.27
申请号
US19350002403
申请日期
1935.01.18
申请人
THE AMERICAN ROLLING MILL COMPANY
发明人
HUDSON EDWIN B.
分类号
B21B27/03;B21B31/07
主分类号
B21B27/03
代理机构
代理人
主权项
地址
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