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4335225 | Collette et al. | Jun 1982 | |
4701432 | Welborn, Jr. | Oct 1987 | |
4948840 | Berta | Aug 1990 | |
5026798 | Canich | Jun 1991 | |
5055438 | Canich | Oct 1991 | |
5077255 | Welborn, Jr. | Dec 1991 | |
5124418 | Welborn, Jr. | Jun 1992 | |
5183867 | Welborn, Jr. | Feb 1993 | |
5212247 | Asanuma et al. | May 1993 | |
5280074 | Schreck et al. | Jan 1994 | |
5322902 | Schreck et al. | Jun 1994 |
Number | Date | Country |
---|---|---|
310734 | Apr 1989 | EPX |
455813 | Jun 1991 | EPX |
475306 | Mar 1992 | EPX |
527589 | Feb 1993 | EPX |
584609 | Mar 1994 | EPX |
604917 | Jul 1994 | EPX |
9313143 | Jul 1993 | WOX |
Entry |
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