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经营范围
发明名称
Automobile towing attachment
摘要
申请公布号
US1835520(A)
申请公布日期
1931.12.08
申请号
US19300447702
申请日期
1930.04.26
申请人
ONTJE POEN
发明人
POEN ONTJE
分类号
B60D1/14
主分类号
B60D1/14
代理机构
代理人
主权项
地址
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