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发明名称
Coupling means for tractors
摘要
申请公布号
US2394210(A)
申请公布日期
1946.02.05
申请号
US19420447341
申请日期
1942.06.17
申请人
GEORGE B. SHERMAN
发明人
SHERMAN GEORGE B.
分类号
A01B63/10;B62D49/08
主分类号
A01B63/10
代理机构
代理人
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