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发明名称
Crawler tractor driving means
摘要
申请公布号
US2302658(A)
申请公布日期
1942.11.24
申请号
US19390250999
申请日期
1939.01.14
申请人
ARTZ JOSEPH W
发明人
ARTZ JOSEPH W.
分类号
B62D55/12
主分类号
B62D55/12
代理机构
代理人
主权项
地址
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