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发明名称
DEVICE FOR MEASURING FLOW RATE
摘要
申请公布号
JPH03210424(A)
申请公布日期
1991.09.13
申请号
JP19900004492
申请日期
1990.01.16
申请人
HITACHI ELEVATOR ENG & SERVICE CO LTD
发明人
TAMARU TSUYOSHI
分类号
G01F1/28;G01F1/54
主分类号
G01F1/28
代理机构
代理人
主权项
地址
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