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经营范围
发明名称
Ditching machine
摘要
申请公布号
US3369311(A)
申请公布日期
1968.02.20
申请号
US19650443910
申请日期
1965.03.30
申请人
MOISE J. HYMEL
发明人
HYMEL MOISE J.
分类号
E02F5/02
主分类号
E02F5/02
代理机构
代理人
主权项
地址
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