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发明名称
MICROPHONE FOR USE UNDER HIGH NOISE CONDITION
摘要
申请公布号
JPH02166900(A)
申请公布日期
1990.06.27
申请号
JP19880322510
申请日期
1988.12.20
申请人
NEC ENG LTD
发明人
AKAI YOSHIHIRO;ISHII KAZUO;SHIMAZAKI MITSUO
分类号
H04R1/34;G10K11/16
主分类号
H04R1/34
代理机构
代理人
主权项
地址
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