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发明名称
Mask with a built-in microphone
摘要
申请公布号
AU2002305556(A1)
申请公布日期
2002.11.18
申请号
AU20020305556
申请日期
2002.05.09
申请人
COOPER, DAVID
发明人
DAVID COOPER
分类号
H04R1/08;H04R1/46;(IPC1-7):H04R25/00
主分类号
H04R1/08
代理机构
代理人
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