申请人 |
POTTER, DEREK HENRY, AXMINSTER, DEVON, GB;POTTER, COLIN GERALD, HEADINGTON, OXFORD, GB;BELL, JOHN IRVING, ISLIP, OXON, GB;OLD, JOHN MICHAEL, WHEATLEY, OXON, GB |
发明人 |
POTTER, DEREK HENRY, AXMINSTER, DEVON, GB;POTTER, COLIN GERALD, HEADINGTON, OXFORD, GB;BELL, JOHN IRVING, ISLIP, OXON, GB;OLD, JOHN MICHAEL, WHEATLEY, OXON, GB |