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发明名称
Resilient car wheel
摘要
申请公布号
US2037188(A)
申请公布日期
1936.04.14
申请号
US19310572794
申请日期
1931.11.03
申请人
NATIONAL MALLEABLE AND STEEL CASTINGS COMPANY
发明人
WITTMER RUSSELL JAY
分类号
B60B17/00
主分类号
B60B17/00
代理机构
代理人
主权项
地址
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