Number | Name | Date | Kind |
---|---|---|---|
3073936 | Baird | Jan 1963 | |
3761778 | Willard | Sep 1973 | |
4672501 | Bilac et al. | Jun 1987 | |
4931758 | Bagalini | Jun 1990 | |
5006826 | Knoben et al. | Apr 1991 | |
5453724 | Seymour et al. | Sep 1995 |
Entry |
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U.S. application No. 08/551,640, Castonguay & Lord, filed Nov. 1, 1995. |