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发明名称
CHECK VALVE
摘要
申请公布号
JPS5392925(A)
申请公布日期
1978.08.15
申请号
JP19770006508
申请日期
1977.01.24
申请人
AJINOMOTO KK
发明人
NAGATA HIROFUMI;NAKAMURA YUKIO
分类号
F16K31/18;F16K31/22
主分类号
F16K31/18
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代理人
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