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发明名称
Device for dispensing measured quantities of granular materials
摘要
申请公布号
US2561721(A)
申请公布日期
1951.07.24
申请号
US19470786079
申请日期
1947.11.14
申请人
JAMES ARDITO
发明人
ARDITO JAMES
分类号
G01F11/12
主分类号
G01F11/12
代理机构
代理人
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