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发明名称
Verfahren zur Messung der Laufzeit einer Ultraschallwelle und Gaskonzentrationssensor
摘要
申请公布号
DE60233181(D1)
申请公布日期
2009.09.17
申请号
DE20026033181
申请日期
2002.02.18
申请人
NGK SPARK PLUG CO. LTD.
发明人
BANNO, KEIGO;ISHIKAWA, HIDEKI;SATO, YOSHIKUNI;ISHIDA, NOBORU;OSHIMA, TAKAFUMI
分类号
G01N29/02;G01N29/024;F02D35/00;F02D45/00;G01H5/00;G01N29/00;G01N29/38;G01N29/40
主分类号
G01N29/02
代理机构
代理人
主权项
地址
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