申请人 |
OXFORD MEDICAL LTD., OSNEY MEAD, OXFORD, GB;E.I. DU PONT DE NEMOURS & CO., WILMINGTON, DEL., US |
发明人 |
MCDOUGALL, IAN, LEITCH, CHARLBURY OXON OX7 3EL, GB;ARMSTRONG, ALAN, GEORGE, MARCEL, OXON OX7 3LE, GB;HAWKES, ROBERT, CARTER, DRY DRAYTON CAMBRIDGESHIRE CB3 8BU, GB |