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发明名称
Farm plow appliance
摘要
申请公布号
US1852908(A)
申请公布日期
1932.04.05
申请号
US19290375229
申请日期
1929.07.01
申请人
VISE ELMER L
发明人
VISE ELMER L.
分类号
A01B17/00
主分类号
A01B17/00
代理机构
代理人
主权项
地址
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