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经营范围
发明名称
Valve
摘要
申请公布号
US4842245(A)
申请公布日期
1989.06.27
申请号
US19870082726
申请日期
1987.08.07
申请人
GEOFLOW INTERNATIONAL PTY. LIMITED
发明人
KELSEY, CHRISTOPHER G.
分类号
F16K5/04;F16K13/00
主分类号
F16K5/04
代理机构
代理人
主权项
地址
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