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发明名称
Dual wheel structure
摘要
申请公布号
US2190583(A)
申请公布日期
1940.02.13
申请号
US19370159819
申请日期
1937.08.19
申请人
DIFFERENTIAL WHEEL CORPORATION
发明人
WYATT RAYMOND A.
分类号
B60B11/06
主分类号
B60B11/06
代理机构
代理人
主权项
地址
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