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发明名称
Anordnung zur Frequenzgangverbesserung eines elektroakustischen Wandlers
摘要
申请公布号
DE1188655(B)
申请公布日期
1965.03.11
申请号
DE1962S078983
申请日期
1962.04.13
申请人
SIEMENS & HALSKE AKTIENGESELLSCHAFT
发明人
MARTIN DIPL.-ING. ERWIN
分类号
H04R1/22
主分类号
H04R1/22
代理机构
代理人
主权项
地址
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