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发明名称
Schnurloses Telefon als Kopfhörer
摘要
申请公布号
DE9317482(U1)
申请公布日期
1994.01.20
申请号
DE19930017482U
申请日期
1993.11.10
申请人
ALBERS, FELICITAS, DR., 50931 KOELN, DE
发明人
分类号
H04M1/05;(IPC1-7):H04M1/02
主分类号
H04M1/05
代理机构
代理人
主权项
地址
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