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发明名称
Road grader
摘要
申请公布号
US2076626(A)
申请公布日期
1937.04.13
申请号
US19360109410
申请日期
1936.11.06
申请人
DICKEY JOHN A
发明人
DICKEY JOHN A.
分类号
E02F3/76
主分类号
E02F3/76
代理机构
代理人
主权项
地址
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