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发明名称
Membran für elektroakustischen Wandler
摘要
申请公布号
CH402075(A)
申请公布日期
1965.11.15
申请号
CH19600011670
申请日期
1960.10.18
申请人
RADIO CORPORATION OF AMERICA
发明人
PRESTON,JOHN;CLIFFORD BLEAZEY,JOHN
分类号
H04R7/14
主分类号
H04R7/14
代理机构
代理人
主权项
地址
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