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发明名称
Прибор для определения в сыпучих материалах объемного содержания зерен разной крупности
摘要
申请公布号
SU21485(A1)
申请公布日期
1931.07.31
申请号
SU19300066658
申请日期
1930.03.16
申请人
PUPPE A.G.
发明人
PUPPE A.G.
分类号
G01F15/08;G01F13/00
主分类号
G01F15/08
代理机构
代理人
主权项
地址
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