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经营范围
发明名称
Disk harrow
摘要
申请公布号
US2098116(A)
申请公布日期
1937.11.02
申请号
US19360102107
申请日期
1936.09.23
申请人
FARM TOOLS, INC.
发明人
WARNE FREDERICK C.
分类号
A01B21/08
主分类号
A01B21/08
代理机构
代理人
主权项
地址
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