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发明名称
Dispositif indicateur de niveau à tube plongeur
摘要
申请公布号
FR821072(A)
申请公布日期
1937.11.26
申请号
FRD821072
申请日期
1937.04.24
申请人
发明人
MOHR ARNOLD
分类号
G01F23/16
主分类号
G01F23/16
代理机构
代理人
主权项
地址
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