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发明名称
Traction attachment for motor vehicles
摘要
申请公布号
US2472331(A)
申请公布日期
1949.06.07
申请号
US19450635620
申请日期
1945.12.18
申请人
KOEHLER FRED G
发明人
KOEHLER FRED G.
分类号
B60C27/02
主分类号
B60C27/02
代理机构
代理人
主权项
地址
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