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发明名称
MEASURING DEVICE OF SPECIFIC GRAVITY AND FLOW RATE
摘要
申请公布号
JPS5669516(A)
申请公布日期
1981.06.10
申请号
JP19790145415
申请日期
1979.11.12
申请人
HITACHI CONSTRUCTION MACHINERY
发明人
SAKAI SHIGETOYO;KOJIMA AKIO
分类号
G01F1/52;G01N9/12
主分类号
G01F1/52
代理机构
代理人
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地址
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