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发明名称
TRAILER HITCH
摘要
申请公布号
CA679670(A)
申请公布日期
1964.02.11
申请号
CAD679670
申请日期
申请人
BARKLEY BOYD;ALBERT MILLARD
发明人
BARKLEY BOYD;ALBERT MILLARD
分类号
主分类号
代理机构
代理人
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