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发明名称
Elektrostatischer Lautsprecher
摘要
申请公布号
DE523587(C)
申请公布日期
1931.04.28
申请号
DE1926S075722D
申请日期
1926.08.15
申请人
DR. GEORG SEIBT FABRIK ELEKTR. U. MECHAN. APPARATE
发明人
分类号
H04R19/00;H04R19/02
主分类号
H04R19/00
代理机构
代理人
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地址
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