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发明名称
Wheel block for vehicles
摘要
申请公布号
US2521539(A)
申请公布日期
1950.09.05
申请号
US19480021190
申请日期
1948.04.15
申请人
RICHARDSON FRANK E
发明人
RICHARDSON FRANK E.
分类号
B60T3/00
主分类号
B60T3/00
代理机构
代理人
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