Filing Document | Filing Date | Country | Kind | 102e Date | 371c Date |
---|---|---|---|---|---|
PCT/EP88/00814 | 9/6/1988 | 5/2/1990 | 5/2/1990 |
Publishing Document | Publishing Date | Country | Kind |
---|---|---|---|
WO90/03074 | 3/22/1990 |
Number | Name | Date | Kind |
---|---|---|---|
4506111 | Takenouchi et al. | Mar 1985 | |
4837798 | Cohen et al. | Jun 1989 | |
4853952 | Jachmann et al. | Aug 1989 |
Number | Date | Country |
---|---|---|
0087849 | Sep 1983 | EPX |
3221683 | Dec 1983 | DEX |
3239881 | Apr 1984 | DEX |
Entry |
---|
J. R. Lineback, "Personal Computers Are Putting the Squeeze on Digital PABX Voice Mail", Electronics Week, Jun. 10, 1985, pp. 28, 29. |