| 申请人 |
E.I. DU PONT DE NEMOURS & CO., WILMINGTON, DEL., US |
发明人 |
ANTON, DAVID, LEROY, WILMINGTON, DE 19803, US;FALLON, ROBERT, DONALD, ELKTON, MD 21921, US;LINN, WILLIAM, JOSEPH, WEST CHESTER, PA 19382, US;STIEGLITZ, BARRY, WYNNEWOOD, PA 19096, US;WITTERHOLT, VINCENT, GERARD, WILMINGTON, DE 19803, US |
