申请人 |
AT&T CORP., NEW YORK, N.Y., US |
发明人 |
CHO, ALFRED YI, SUMMIT, NEW JERSEY 07901, US;SCHUBERT, ERDMANN FREDERICK, NEW PROVIDENCE, NEW JERSEY 07090, US;TU, LI-WEI, NEW PROVIDENCE, NEW JERSEY 07974, US;ZYDZIK, GEORGE JOHN, COLUMBIA, NEW JERSEY 07832, US |