| 申请人 |
AT & T CORP., NEW YORK, N.Y., US |
发明人 |
BEECHER II, ROBERT LOUIS, FISHERS, INDIANA 46038, US;GROESCH, MICHAEL ROBERT, FISHERS, INDIANA 46038, US;IARIA, DANIEL MATTHEW, INDIANAPOLIS, INDIANA 46256, US;KEEN, ELLEN ANNE, INDIANAPOLIS, INDIANA 46240, US |
