Number | Name | Date | Kind |
---|---|---|---|
4714989 | Billings | Dec 1987 | |
5062040 | Bishop et al. | Oct 1991 | |
5218697 | Chung | Jun 1993 | |
5263157 | Janis | Nov 1993 | |
5381535 | Gum et al. | Jan 1995 |
Entry |
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Pro Comm Plus User Manual, Datastorm Technologies, Inc. 1987/1990 pp. 202-203. |
Unix System V Release 4, Programmer's Reference Manual, Oct. 1989, see entire document. |