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发明名称
Trailer hitch
摘要
申请公布号
US2429544(A)
申请公布日期
1947.10.21
申请号
US19450633950
申请日期
1945.12.10
申请人
BENNETT ROBERT J
发明人
BENNETT ROBERT J.
分类号
B60D1/56
主分类号
B60D1/56
代理机构
代理人
主权项
地址
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