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发明名称
Method of making shaft journals
摘要
申请公布号
US2197883(A)
申请公布日期
1940.04.23
申请号
US19380228604
申请日期
1938.09.06
申请人
LAYNE AND BOWLER, INCORPORATED
发明人
SINCLAIR JOHN MORTON
分类号
B23P11/00;F16C3/02
主分类号
B23P11/00
代理机构
代理人
主权项
地址
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