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经营范围
发明名称
Disk ridger
摘要
申请公布号
US2152347(A)
申请公布日期
1939.03.28
申请号
US19370140665
申请日期
1937.05.04
申请人
GILIO FERRARO
发明人
FERRARO GILIO
分类号
E02F5/22
主分类号
E02F5/22
代理机构
代理人
主权项
地址
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