| 申请人 |
BRITISH TELECOMMUNICATIONS P.L.C., LONDON, GB;BT & D TECHNOLOGIES LTD., IPSWICH, SUFFOLK, GB |
发明人 |
DEVLIN, WILLIAM JOHN, IPSWICH, SUFFOLK, IP2 9SX, GB;COOPER, DAVID MARTIN, IPSWICH, SUFFOLK, IP5, GB;SPURDENS, PAUL CHARLES, WOODBRIDGE, SUFFOLK IP12 1JD, GB;COLE, SIMON, IPSWICH, SUFFOLK IP5 7UJ, GB;LEALMAN, IAN FRANCIS, IPSWICH, SUFFOLK IP4 5BT, GB;ISAAC, JOSEPH JAMES, FRANCISCAN WAY, IPSWICH IP1 1LD, GB |
