申请人 |
E.I. DU PONT DE NEMOURS & CO., WILMINGTON, DEL., US |
发明人 |
DUFFY, JOSEPH JAMES, NEWARK, DELAWARE 19713, US;POTTER, JERRY FULLER, SEAFORD, DELAWARE 19973, US;ROTH, ELWOOD ALLAN, SEAFORD, DELAWARE 19973, US;SAMANT, KALIKA RANJAN, SEAFORD, DELAWARE 19973, US;TODD, MAURICE CORNELIUS, CHADDS FORD, PENNSYLVANIA 19317, US |