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发明名称
Trailer hitching machine
摘要
A trailer hitching machine including a trailer hitch with a ratcheting pulley system, and support plates cooperating in mechanical linkage to provide a hitch ball with additional rearward extension and sideways sweep.
申请公布号
US7607678(B2)
申请公布日期
2009.10.27
申请号
US20060308246
申请日期
2006.03.14
申请人
REBICK MICHAEL S;LOPES IVAN
发明人
REBICK MICHAEL S;LOPES IVAN
分类号
B60D1/40
主分类号
B60D1/40
代理机构
代理人
主权项
地址
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