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发明名称
TELEPHONE TRANSMISSION SYSTEM
摘要
申请公布号
US3932712(A)
申请公布日期
1976.01.13
申请号
US19740440504
申请日期
1974.02.07
申请人
STROMBERG-CARLSON CORPORATION
发明人
SUNTOP, MORRIS A.
分类号
H04B1/58;H04B3/38;H04Q3/00;(IPC1-7):H04B1/54
主分类号
H04B1/58
代理机构
代理人
主权项
地址
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