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发明名称
AIR COLUMN RESONATING-TYPE DOUBLE TUBE LIQUID LEVEL METER AND LIQUID LEVEL MEASURING METHOD
摘要
申请公布号
JPH04216418(A)
申请公布日期
1992.08.06
申请号
JP19900411300
申请日期
1990.12.18
申请人
NKK CORP
发明人
NAKAMURA NOBUHIDE;FUJISAWA NOBUMITSU;SONOBE YOSHIHIRO
分类号
G01B17/00;G01F23/28
主分类号
G01B17/00
代理机构
代理人
主权项
地址
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