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经营范围
发明名称
Clod crusher and soil pulverizer
摘要
申请公布号
US1855091(A)
申请公布日期
1932.04.19
申请号
US19310560639
申请日期
1931.09.01
申请人
BROWN PARSON W
发明人
BROWN PARSON W.
分类号
A01B29/04
主分类号
A01B29/04
代理机构
代理人
主权项
地址
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