| 申请人 |
E.I. DU PONT DE NEMOURS & CO., WILMINGTON, DEL., US |
发明人 |
ARDECKY, ROBERT, JOHN, LANDENBURG, PA 19350, US;CARINI, DAVID, JOHN, WILMINGTON, DE 19803, US;DUNCIA, JOHN, JONAS, VYTAUTAS, NEWARK, DE 19711, US;WONG, PANCRAS, CHOR-BUN, WILMINGTON, DE 19808, US |
