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经营范围
发明名称
Trailer hitch
摘要
申请公布号
US2012639(A)
申请公布日期
1935.08.27
申请号
US19340748118
申请日期
1934.10.12
申请人
RUB JR PHILIP
发明人
JR. PHILIP RUB,
分类号
B62D13/00
主分类号
B62D13/00
代理机构
代理人
主权项
地址
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