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发明名称
SCHALTUNGSANORDNUNG ZUM VERHINDERN VON RUECKKOPPLUNGEN
摘要
申请公布号
ATA883177(A)
申请公布日期
1979.03.15
申请号
AT19770008831
申请日期
1977.12.09
申请人
DASY INTER S.A.
发明人
BROSOW JOERGEN ING.
分类号
H04M9/10;H04M1/60;H04R3/02;(IPC1-7):H04R27/00
主分类号
H04M9/10
代理机构
代理人
主权项
地址
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