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发明名称
CHECK VALVE
摘要
申请公布号
JPH03239874(A)
申请公布日期
1991.10.25
申请号
JP19900033707
申请日期
1990.02.16
申请人
FUJITSU LTD
发明人
MURASE YUICHI
分类号
F16K15/00
主分类号
F16K15/00
代理机构
代理人
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