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经营范围
发明名称
Schaltungsanordnung fuer den Betrieb elektrostatischer Lautsprecher
摘要
申请公布号
DE555776(C)
申请公布日期
1932.08.03
申请号
DE1927S080529D
申请日期
1927.07.05
申请人
DR. GEORG SEIBT;FABRIK ELEKTRISCHER;MECHANISCHER APPARATE
发明人
分类号
H04R19/02
主分类号
H04R19/02
代理机构
代理人
主权项
地址
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