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发明名称
MULTI-FREQUENCY TONE DETECTOR
摘要
申请公布号
EP2294832(A1)
申请公布日期
2011.03.16
申请号
EP20080776559
申请日期
2008.06.30
申请人
FREESCALE SEMICONDUCTOR, INC.
发明人
SUSAN, ADRIAN
分类号
H04Q1/457
主分类号
H04Q1/457
代理机构
代理人
主权项
地址
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