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发明名称
Improvements in or relating to conical roller bearings for the wheels and axles of mine tubs and portable railway trucks
摘要
申请公布号
GB511127(A)
申请公布日期
1939.08.14
申请号
GB19390000303
申请日期
1939.01.04
申请人
RUHRHANDEL G.M.B.H.;CARL SCHUCK
发明人
分类号
B60B37/10
主分类号
B60B37/10
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代理人
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