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经营范围
发明名称
SCHUTZEINRICHTUNG.
摘要
申请公布号
DE68903337(T2)
申请公布日期
1993.06.03
申请号
DE19896003337T
申请日期
1989.02.02
申请人
BRITISH TELECOMMUNICATIONS P.L.C., LONDON, GB
发明人
TRAUBE, ROY FREDERICK, COLCHESTER ESSEX C06 1AA, GB;DANKS, MICHAEL JOHN, SELLY OAK BIRMINGHAM B29 6QZ, GB
分类号
H02H9/04;H04M3/18;(IPC1-7):H04M3/18;H02H3/087
主分类号
H02H9/04
代理机构
代理人
主权项
地址
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