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发明名称
Устройство для отбора проб сыпучего материала при его свободном падении
摘要
申请公布号
SU66449(A1)
申请公布日期
1945.11.30
申请号
SU19410309350
申请日期
1941.07.02
申请人
LEBEDEV I.S.
发明人
LEBEDEV I.S.
分类号
G01N1/20
主分类号
G01N1/20
代理机构
代理人
主权项
地址
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