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发明名称
Fernsprechendgerät
摘要
申请公布号
DE4133147(C2)
申请公布日期
1994.12.01
申请号
DE19914133147
申请日期
1991.09.30
申请人
ELMEG GMBH KOMMUNIKATIONSTECHNIK, 31228 PEINE, DE
发明人
PERLICH, WOLFGANG, DR.-ING., 3014 LAATZEN, DE
分类号
G07F7/00;G07F7/02;H04M17/02;(IPC1-7):G07F7/08;H04M11/06;H04M17/00;G06K19/10
主分类号
G07F7/00
代理机构
代理人
主权项
地址
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