申请人 |
BRITISH TELECOMMUNICATIONS P.L.C., LONDON, GB |
发明人 |
COOPER, DAVID MARTIN, IPSWICH SUFFOLK, GB;LEALMAN, IAN FRANCIS, IPSWICH SUFFOLK IP4 2RG, GB;NELSON, ANDREW WILLIAM, FELIXSTOWE SUFFOLK IP11 9SF, GB;DEVLIN, WILLIAM JOHN, IPSWICH SUFFOLK IP2 9SX, GB;COLE, SIMON, MARTLESHAM HEATH IPSWICH SUFFOLK IP5 7UJ, GB |