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发明名称
Vorrichtung zur Einstellung des Ankers von elektromagnetischen Lautsprechersystemen auf Mitte Luftspalt
摘要
申请公布号
DE591585(C)
申请公布日期
1934.01.24
申请号
DE1931S098832D
申请日期
1931.05.22
申请人
TELEFUNKEN GESELLSCHAFT FUER DRAHTLOSE TELEGRAPHIE M.B.H.
发明人
分类号
H04R11/00
主分类号
H04R11/00
代理机构
代理人
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地址
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