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发明名称
Hand guided, self-propelled cultivating device
摘要
申请公布号
US2789492(A)
申请公布日期
1957.04.23
申请号
US19550479422
申请日期
1955.01.03
申请人
MACKE LEO B
发明人
MACKE LEO B.
分类号
A01B45/02;A01B51/02
主分类号
A01B45/02
代理机构
代理人
主权项
地址
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