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经营范围
发明名称
Improvements in or relating to means for spreading particulate solids
摘要
申请公布号
GB944819(A)
申请公布日期
1963.12.18
申请号
GB19610020156
申请日期
1961.06.05
申请人
WILLIAM HENRY JOHNSTON
发明人
分类号
A01C17/00
主分类号
A01C17/00
代理机构
代理人
主权项
地址
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