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经营范围
发明名称
Extensible trailer frame
摘要
申请公布号
US3239274(A)
申请公布日期
1966.03.08
申请号
US19640371970
申请日期
1964.06.02
申请人
WEISS FREDERICK A
发明人
WEISS FREDERICK A.
分类号
B62D21/14;B62D53/06
主分类号
B62D21/14
代理机构
代理人
主权项
地址
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