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摘要
申请公布号
JPH0414877(U)
申请公布日期
1992.02.06
申请号
JP19900055339U
申请日期
1990.05.29
申请人
发明人
分类号
F01N3/34;F16K15/16;(IPC1-7):F16K15/16
主分类号
F01N3/34
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