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发明名称
CONVERTIBLE HITCH APPARATUS FOR PLURAL TRAILING UNITS
摘要
申请公布号
CA719458(A)
申请公布日期
1965.10.12
申请号
CAD719458
申请日期
申请人
CLARENCE L. ROPPEL
发明人
CLARENCE L. ROPPEL
分类号
主分类号
代理机构
代理人
主权项
地址
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