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经营范围
发明名称
Disk harrow
摘要
申请公布号
US1967493(A)
申请公布日期
1934.07.24
申请号
US19320645212
申请日期
1932.12.01
申请人
J. L. CASE COMPANY
发明人
BODA JOSEPH E.
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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