申请人 |
BRITISH TELECOMMUNICATIONS PUBLIC LIMITED COMPANY;PILKINGTON, JOHN, DAVID, RICHARD;BROWN, KATHERINE, MARGARET;RALPH, DANIEL, THOMAS;REILLY, BRIAN;STONEBRIDGE, MARTIN |
发明人 |
PILKINGTON, JOHN, DAVID, RICHARD;BROWN, KATHERINE, MARGARET;RALPH, DANIEL, THOMAS;REILLY, BRIAN;STONEBRIDGE, MARTIN |