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经营范围
发明名称
Means for excluding abrasive carrying liquid from bearings and joints
摘要
申请公布号
US2066505(A)
申请公布日期
1937.01.05
申请号
US19350038768
申请日期
1935.08.31
申请人
MICHAEL EDWARD WALTERS
发明人
WOLFE JOHN ARTHUR
分类号
F04D29/16
主分类号
F04D29/16
代理机构
代理人
主权项
地址
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