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发明名称
Dispositif pour mesurer les besoins en mazout ou analogues
摘要
申请公布号
FR1171214(A)
申请公布日期
1959.01.23
申请号
FRD1171214
申请日期
1957.04.13
申请人
发明人
JOHNSON MARGARET OAKLEY, VVE
分类号
G01K17/08
主分类号
G01K17/08
代理机构
代理人
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