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发明名称
Gear case with magnetic lubricant purifying means
摘要
申请公布号
US2622699(A)
申请公布日期
1952.12.23
申请号
US19500195814
申请日期
1950.11.15
申请人
INTERNATIONAL DERRICK AND EQUIPMENT COMPANY
发明人
MILLS KENNETH N.
分类号
F16H57/04;F16N39/06
主分类号
F16H57/04
代理机构
代理人
主权项
地址
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