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发明名称
摘要
申请公布号
FR2019523(A1)
申请公布日期
1970.07.03
申请号
FR19690018329
申请日期
1969.06.04
申请人
COSTA PERROLAS JORGE
发明人
分类号
G01F23/20;(IPC1-7):G01F23/00
主分类号
G01F23/20
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