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发明名称
Membran fuer einen elektroakustischen Wandler
摘要
申请公布号
DE1224786(B)
申请公布日期
1966.09.15
申请号
DE1962C027485
申请日期
1962.07.18
申请人
COSMOCORD LIMITED
发明人
WOLFF JOACHIM
分类号
H04R7/06;H04R7/12
主分类号
H04R7/06
代理机构
代理人
主权项
地址
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