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发明名称
Traction device for vehicle tires
摘要
申请公布号
US1800878(A)
申请公布日期
1931.04.14
申请号
US19270208863
申请日期
1927.07.27
申请人
VOSBURGH JOHN R
发明人
VOSBURGH JOHN R.
分类号
B60C27/04
主分类号
B60C27/04
代理机构
代理人
主权项
地址
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