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发明名称
IMPIANTO DI TRASMISSIONE DI DATI A PIU' MODI.
摘要
申请公布号
IT8423465(D0)
申请公布日期
1984.11.07
申请号
IT19840023465
申请日期
1984.11.07
申请人
AMERICAN TELEPHONE AND TELEGRAPH CO.
发明人
JEFFREY NEUMANN;DAVID WARREN PETR;GEORGE WILLIAM SCHRAMM;JOHN BURTON SHARP
分类号
H04Q3/545;H04M3/00;H04M11/06;H04Q11/04;(IPC1-7):H04M/
主分类号
H04Q3/545
代理机构
代理人
主权项
地址
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