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发明名称
Wheel structure
摘要
申请公布号
US2257684(A)
申请公布日期
1941.09.30
申请号
US19390291629
申请日期
1939.08.24
申请人
FRENCH & HECHT, INCORPORATED
发明人
HECHT JOSEPH L.
分类号
B60B3/14
主分类号
B60B3/14
代理机构
代理人
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地址
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