| 申请人 |
AMERICAN TELEPHONE AND TELEGRAPH CO., NEW YORK, N.Y., US |
发明人 |
ARDON, TSUR MENACHEM, NAPERVILLE ILLINOIS 60540, US;KENNEDY, JAMES CLAYTON, ST. CHARLES ILLINOIS 60174, US;SAND, DOUGLAS STUART, NAPERVILLE ILLINOIS 60540, US;TRIMNELL, LAWRENCE JEFFERSON, WHEATON ILLINOIS 60187, US;ZOLA, MEYER JOSEPH, OAK PARK ILLINOIS 60302, US |
