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经营范围
发明名称
Protective apparatus for bearings
摘要
申请公布号
US2606081(A)
申请公布日期
1952.08.05
申请号
US19470765508
申请日期
1947.08.01
申请人
F. L. SMIDTH & CO.
发明人
MOLLER POUL
分类号
B02C17/18;F16C32/06;F16C37/00;F26B11/02
主分类号
B02C17/18
代理机构
代理人
主权项
地址
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