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发明名称
Microphone for magnetic recording device having a detachable remote control switch
摘要
申请公布号
US3258544(A)
申请公布日期
1966.06.28
申请号
US19650430404
申请日期
1965.02.04
申请人
NORTH AMERICAN PHILIPS COMPANY, INC.
发明人
HAAN JACOB IZAAK DE
分类号
H04R1/08
主分类号
H04R1/08
代理机构
代理人
主权项
地址
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