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发明名称
摘要
申请公布号
DE2842111(C3)
申请公布日期
1981.09.10
申请号
DE19782842111
申请日期
1978.09.27
申请人
MOTOROLA, INC., 60196 SCHAUMBURG, ILL., US
发明人
HILBERT, FRANCIS HARLOW, ADDISON, ILL., US;PARKER, NORMAN WILLIAM, WHEATON, ILL., US
分类号
H04H20/49;(IPC1-7):H04H5/00
主分类号
H04H20/49
代理机构
代理人
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