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发明名称
Débitmètre perfectionné
摘要
申请公布号
FR1271012(A)
申请公布日期
1961.09.08
申请号
FR19580763460
申请日期
1958.04.16
申请人
发明人
DERVEAUX RENE;GAILLARD ROBERT;LEJEUNE EMILE;MIGNOT GUY
分类号
G01F1/00
主分类号
G01F1/00
代理机构
代理人
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地址
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