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经营范围
发明名称
OPERATION SUPERVISARY UNIT FOR ELECTRICALLY OPERATED VALVE
摘要
申请公布号
JPS5325783(A)
申请公布日期
1978.03.09
申请号
JP19760099666
申请日期
1976.08.23
申请人
HITACHI LTD
发明人
SATOU TAKAO;ARITA SETSUO
分类号
F16K31/04;G08C19/30;G08C25/02;H04Q9/00
主分类号
F16K31/04
代理机构
代理人
主权项
地址
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