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发明名称
摘要
申请公布号
JP2756708(B2)
申请公布日期
1998.05.25
申请号
JP19890214987
申请日期
1989.08.23
申请人
NOBI BOSAI KK
发明人
KANAI TAKUMI
分类号
F16K17/30;G05D16/10;(IPC1-7):F16K17/30
主分类号
F16K17/30
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