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发明名称
摘要
申请公布号
DE2202130(C3)
申请公布日期
1979.06.28
申请号
DE19722202130
申请日期
1972.01.18
申请人
TELEFONBAU UND NORMALZEIT GMBH, 6000 FRANKFURT
发明人
FURTNER, ALFRED, 8000 MUENCHEN
分类号
H04Q3/62;(IPC1-7):H04M3/42
主分类号
H04Q3/62
代理机构
代理人
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地址
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