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发明名称
Traction device
摘要
申请公布号
US3050347(A)
申请公布日期
1962.08.21
申请号
US19600047236
申请日期
1960.08.03
申请人
LEONARD LEVI HANS
发明人
LEVI HANS LEONARD
分类号
B62D55/04
主分类号
B62D55/04
代理机构
代理人
主权项
地址
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