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经营范围
发明名称
Creeper for tractor belts
摘要
申请公布号
US2134559(A)
申请公布日期
1938.10.25
申请号
US19370180795
申请日期
1937.12.20
申请人
JUNGER EDWIN F
发明人
JUNGER EDWIN F.
分类号
B62D55/27
主分类号
B62D55/27
代理机构
代理人
主权项
地址
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