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发明名称
Lubricating system
摘要
申请公布号
US2500454(A)
申请公布日期
1950.03.14
申请号
US19430487270
申请日期
1943.05.17
申请人
U. S. ELECTRICAL MOTORS, INC.
发明人
EVANS WILLIAM M.
分类号
F16C33/66;F16N7/00
主分类号
F16C33/66
代理机构
代理人
主权项
地址
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