Number | Name | Date | Kind |
---|---|---|---|
D349239 | Steenland | Aug 1994 | |
D354910 | Weatherford et al. | Jan 1995 | |
D419064 | Gorry | Jan 2000 | |
2995845 | Fraser | Aug 1961 | |
3695418 | Gwozdz | Oct 1972 | |
4322902 | Lenthall et al. | Apr 1982 | |
4773532 | Stephenson | Sep 1988 | |
4863084 | Nabozny | Sep 1989 | |
5013004 | Wilkins et al. | May 1991 | |
5065863 | Moyet-Ortiz | Nov 1991 |
Entry |
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Techform Inc., Nov. 1982. |