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发明名称
SEMICONDUCTOR GAS SENSOR
摘要
申请公布号
JPH0450755(A)
申请公布日期
1992.02.19
申请号
JP19900159742
申请日期
1990.06.20
申请人
HITACHI LTD
发明人
MIYAHARA YUJI;TSUKADA KEIJI
分类号
G01N27/12;G01N27/00
主分类号
G01N27/12
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代理人
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地址
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