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发明名称
Dispositif pour actionner un appareil contrôlant un circuit électrique lorsqu'un liquide atteint un niveau déterminé dans un réservoir
摘要
申请公布号
FR839427(A)
申请公布日期
1939.04.04
申请号
FRD839427
申请日期
1937.12.09
申请人
发明人
DEVOOS
分类号
G01F23/32;G01F23/56
主分类号
G01F23/32
代理机构
代理人
主权项
地址
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