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发明名称
Communicatiestelsel.
摘要
申请公布号
BE582539(A2)
申请公布日期
1959.12.31
申请号
BE19590582539
申请日期
1959.09.10
申请人
WESTERN ELECTRIC COMPANY INCORPORATED
发明人
DENNIS BRYAN JAMES;JOHN DANIEL JOHANNESEN;MAURICE KARNAUGH;WILLIAM AMOND MALTHANER
分类号
H04Q11/04;(IPC1-7):H04M
主分类号
H04Q11/04
代理机构
代理人
主权项
地址
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