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发明名称
Soil moisture indicator
摘要
申请公布号
US2461111(A)
申请公布日期
1949.02.08
申请号
US19460690857
申请日期
1946.08.16
申请人
FLINSPACH MACK L;FLINSPACH JOHN H
发明人
FLINSPACH MACK L.;FLINSPACH JOHN H.
分类号
G01N27/04
主分类号
G01N27/04
代理机构
代理人
主权项
地址
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