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发明名称
A non-slip rim for pneumatic tyred tractor wheels and the like
摘要
申请公布号
GB532796(A)
申请公布日期
1941.01.31
申请号
GB19380022781
申请日期
1939.07.29
申请人
FREDERICK HENRY EARLE MARDEN
发明人
分类号
B60B15/26
主分类号
B60B15/26
代理机构
代理人
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