| 申请人 |
E.I. DU PONT DE NEMOURS & CO., WILMINGTON, DEL., US;AT & T BELL LABORATORIES, MURRAY HILL, N.J., US |
发明人 |
HERTLER, WALTER, RAYMOND, KENNETT SQUARE, PA 19348, US;SOGAH, DOTSEVI, YAO, WILMINGTON, DE 19810, US;TAYLOR, GARY, NEWTON, BRIDGEWATER, NJ 08807, US |
