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发明名称
Trailer hitch with load equalizing mechanism
摘要
申请公布号
US3151879(A)
申请公布日期
1964.10.06
申请号
US19610125201
申请日期
1961.07.19
申请人
ELKHART WELDING AND BOILER WORKS, INC.
发明人
BOCK GERALD L.
分类号
B60D1/34
主分类号
B60D1/34
代理机构
代理人
主权项
地址
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