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发明名称
WATER QUALITY CONTROL DEVICE
摘要
申请公布号
JPH04343097(A)
申请公布日期
1992.11.30
申请号
JP19910142615
申请日期
1991.05.20
申请人
MITSUBISHI HEAVY IND LTD
发明人
YAMAMOTO EIICHI
分类号
G05D7/00;G05D11/13;G05D21/00;G21D3/08
主分类号
G05D7/00
代理机构
代理人
主权项
地址
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