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发明名称
Indicateur de niveau
摘要
申请公布号
FR1159675(A)
申请公布日期
1958.07.01
申请号
FRD1159675
申请日期
1956.08.04
申请人
发明人
NYGARDSMOEN ANTON ANTONSEN
分类号
G01F23/34
主分类号
G01F23/34
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代理人
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