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发明名称
Trailer hitch
摘要
申请公布号
US2483567(A)
申请公布日期
1949.10.04
申请号
US19460648591
申请日期
1946.02.19
申请人
GEORGE HAROLD BELL & ASSOCIATES
发明人
VARS ETHAN W.
分类号
B60D1/06;B60D1/167
主分类号
B60D1/06
代理机构
代理人
主权项
地址
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