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发明名称
Communication arrangement
摘要
申请公布号
GB2105076(A)
申请公布日期
1983.03.16
申请号
GB19820018656
申请日期
1982.06.28
申请人
FREDERICK JOHN * GRATTIDGE;ROY ALBERT GEORGE * LUDLOW
发明人
FREDERICK JOHN * GRATTIDGE;ROY ALBERT GEORGE * LUDLOW
分类号
H04M11/04;(IPC1-7):G08B25/02
主分类号
H04M11/04
代理机构
代理人
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