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发明名称
Druckgradientenmikrofon
摘要
申请公布号
DE2152025(A1)
申请公布日期
1972.04.27
申请号
DE19712152025
申请日期
1971.10.19
申请人
INTERNATIONAL STANDARD ELECTRIC CORP.
发明人
DONALD CRAGG,WILLIAM;BRADLEY,STUART
分类号
H04R17/02
主分类号
H04R17/02
代理机构
代理人
主权项
地址
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