Number | Name | Date | Kind |
---|---|---|---|
3980990 | Berube | Sep 1976 | |
4255652 | Weber | Mar 1981 | |
4355300 | Weber | Oct 1982 | |
4524276 | Ohtombe | Jun 1985 | |
4652015 | Crane | Mar 1987 | |
4761205 | Crane | Aug 1988 | |
4980569 | Crane et al. | Dec 1990 | |
5122754 | Gotaas | Jun 1992 | |
5151607 | Crane et al. | Sep 1992 | |
5260582 | Danek et al. | Nov 1993 | |
5279403 | Harbaugh et al. | Jan 1994 | |
5308992 | Crane et al. | May 1994 |
Number | Date | Country |
---|---|---|
0133656 | Jul 1984 | EPX |
0158079 | Feb 1985 | EPX |
2211976 | Jul 1989 | GBX |
Entry |
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IBM Technical Disclosure Bulletin, vol. 28, No. 1, Jun. 1985. |