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发明名称
Dispositif pour la surveillance d'un niveau de liquide
摘要
申请公布号
FR841896(A)
申请公布日期
1939.05.31
申请号
FRD841896
申请日期
1938.08.08
申请人
发明人
SCHLAICH HERMANN
分类号
G01F23/36
主分类号
G01F23/36
代理机构
代理人
主权项
地址
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