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发明名称
Road grader
摘要
申请公布号
US1763807(A)
申请公布日期
1930.06.17
申请号
US19290330815
申请日期
1929.01.07
申请人
FRED GONZALES
发明人
MONTANO ANTONIO
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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