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发明名称
Improvements in apparatus for indicating the distance rate of consumption of a powerproducing substance
摘要
申请公布号
GB391089(A)
申请公布日期
1933.04.20
申请号
GB19310020046
申请日期
1931.07.13
申请人
JOSEPH VICTOR PROPHETTE
发明人
分类号
G01F9/00
主分类号
G01F9/00
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代理人
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