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发明名称
Dispositif indicateur permettant de repérer le niveau du liquide contenu dans un réservoir
摘要
申请公布号
FR676842(A)
申请公布日期
1930.02.27
申请号
FRD676842
申请日期
1929.06.18
申请人
发明人
CARETTA ETTORE
分类号
G01F23/64
主分类号
G01F23/64
代理机构
代理人
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