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发明名称
Alloy steel and articles made therefrom
摘要
申请公布号
US2021783(A)
申请公布日期
1935.11.19
申请号
US19310576430
申请日期
1931.11.20
申请人
THE TIMKEN ROLLER BEARING COMPANY
发明人
HILDORF WALTER G.;WHITE ALBERT E.;CLARK CLAUDE L.
分类号
C22C38/22
主分类号
C22C38/22
代理机构
代理人
主权项
地址
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