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发明名称
SCHALLWELLENDETEKTOR ZUM AUFRUFEN VON KOPFHOERERBENUTZERN.
摘要
申请公布号
DE3873600(D1)
申请公布日期
1992.09.17
申请号
DE19883873600
申请日期
1988.04.20
申请人
STAAR S.A., BRUESSEL/BRUXELLES, BE
发明人
D'ALAYER DE COSTEMORE D'ARC, STEPHANE MARIE ANDRE, B-1474 WAYS, BE
分类号
G08B3/10;H03G3/32;H04R3/00;(IPC1-7):G08B3/10;H03G3/22
主分类号
G08B3/10
代理机构
代理人
主权项
地址
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