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发明名称
Improvements in or relating to valve apparatus for controlling liquid flow
摘要
申请公布号
GB831309(A)
申请公布日期
1960.03.30
申请号
GB19550029005
申请日期
1955.10.12
申请人
IAN NUTTALL MERRILL;MERRILL PUMPS LIMITED
发明人
分类号
F16K7/02
主分类号
F16K7/02
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代理人
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