| Number | Date | Country | Kind |
|---|---|---|---|
| 5-259588 | Oct 1993 | JPX |
| Number | Name | Date | Kind |
|---|---|---|---|
| 5046087 | Sakai | Sep 1991 | |
| 5276863 | Heider | Jan 1994 | |
| 5349675 | Fitzgerald et al. | Sep 1994 | |
| 5404541 | Hirosawa et al. | Apr 1995 | |
| 5444849 | Farrand et al. | Aug 1995 |
| Entry |
|---|
| Davis, W. S. Operating Sytems, A Systematic View, Addison-Wesley Publishing Co., Inc., 1987, pp. 126-130 (English). |
| Johnson, Robert H. MVS Concepts and Facilities, Intertext Publications/Multiscience Press, Inc., 1989, pp. 265-269 (English). |