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经营范围
发明名称
SELECTIVE CALLING ARRANGEMENT
摘要
申请公布号
US4075564(A)
申请公布日期
1978.02.21
申请号
US19760680916
申请日期
1976.04.28
申请人
AUTOPHON AKTIENGESELLSCHAFT
发明人
MASUR, CHRISTIAN;STVERAK, VACLAV
分类号
H04W88/02;(IPC1-7):H04B1/00
主分类号
H04W88/02
代理机构
代理人
主权项
地址
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