| 申请人 |
E.I. DU PONT DE NEMOURS AND CO., WILMINGTON, DEL., US |
发明人 |
DUFFY, JOSEPH J., NEWARK, DELAWARE 19713, US;HARTZLER, JON DAVID, MIDLOTHIAN, VIRGINIA 23112, US;MARIN, ROBERT ANTHONY, HOCKESSIN, DELAWARE 19707, US;MULES, RICHARD D., WILMINGTON, DELAWARE 19803, US |
