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发明名称
Einrichtung zum Betrieb eines mit Wechselstrom betriebenen Schallerzeugers aus einem Gleichstromnetz.
摘要
申请公布号
AT138859(B)
申请公布日期
1934.10.10
申请号
ATD138859
申请日期
1933.11.09
申请人
DIPL. ING. ANDOR LENKEI
发明人
DIPL. ING. ANDOR LENKEI
分类号
主分类号
代理机构
代理人
主权项
地址
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