Private branch exchange networks
WELSH; ROBERT M, TURNER; JAMES L, ENGLISH; KENNETH E, WHILDIN; KATHLEEN C, COONEY; THOMAS M
Year of Publication 06.06.1995
Get full text
Year of Publication 06.06.1995
Patent
Intraswitch transition to new line support equipment
STEWART; GILBERT M, RUEL; BERNARD G, PIEPER; THOMAS J, KRAUSS; WILLIAM J, WHILDIN; KATHLEEN C
Year of Publication 29.11.1994
Get full text
Year of Publication 29.11.1994
Patent
Private Branch Exchange Networks
ENGLISH, KENNETH E, TURNER, JAMES L, WELSH, ROBERT M, COONEY, THOMAS M, WHILDIN, KATHLEEN C
Year of Publication 31.03.1994
Get full text
Year of Publication 31.03.1994
Patent
Call waiting deluxe feature
BLACKMON; LA SHERAL, WHILDIN; KATHLEEN C, ZURBRIGGEN; DIANE M, KOHN; CHERYL J, BLAKLEY; JAMES R, SERMERSHEIM; BRENDA L
Year of Publication 03.05.1994
Get full text
Year of Publication 03.05.1994
Patent