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发明名称
Distributors for particulate materials
摘要
申请公布号
GB913916(A)
申请公布日期
1962.12.28
申请号
GB19610034697
申请日期
1961.09.27
申请人
LIESELOTTE DREYER;ERNA DREYER
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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