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发明名称
Traction device
摘要
申请公布号
US2204783(A)
申请公布日期
1940.06.18
申请号
US19390252790
申请日期
1939.01.25
申请人
WETTLAUFER WILLIAM L
发明人
WETTLAUFER WILLIAM L.
分类号
B60C27/08
主分类号
B60C27/08
代理机构
代理人
主权项
地址
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