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发明名称
Thrust bearing
摘要
申请公布号
US2930661(A)
申请公布日期
1960.03.29
申请号
US19570640366
申请日期
1957.02.15
申请人
THOMPSON RAMO WOOLDRIDGE INC.
发明人
ASPELIN LESLIE L.
分类号
B64D37/16;F16C17/04
主分类号
B64D37/16
代理机构
代理人
主权项
地址
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