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发明名称
METHOD AND DEVICE FOR MEASURING QUANTITY OF CEMENT IN CEMENT MIXTURE
摘要
申请公布号
JPH02206757(A)
申请公布日期
1990.08.16
申请号
JP19890027980
申请日期
1989.02.06
申请人
NEC CORP
发明人
TSUTAOKA TAKANORI;EMA SHUNICHI;ISHISAKI CHIHARU
分类号
G01N27/72
主分类号
G01N27/72
代理机构
代理人
主权项
地址
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