Number | Name | Date | Kind |
---|---|---|---|
4098633 | Kersten | Jul 1978 | |
4575578 | Bogan et al. | Mar 1986 | |
5068493 | Benn, Sr. et al. | Nov 1991 | |
5205751 | Schwartz et al. | Apr 1993 | |
5633786 | Matuszewski et al. | May 1997 | |
5717577 | Mendolia et al. | Feb 1998 |
Number | Date | Country |
---|---|---|
6 643 551 A1 | Mar 1995 | EPX |
Entry |
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IBM Technical Disclosure Bulletin vol. 33, No. 6A, Nov. 1990 Casting Seals for Disk Files, XP000107757 pp. 366-367. |