Number | Name | Date | Kind |
---|---|---|---|
3628526 | Bigliano | Dec 1971 | |
4557269 | Reynolds et al. | Dec 1985 | |
4576181 | Wallace et al. | Mar 1986 | |
4610256 | Wallace | Sep 1986 | |
4672974 | Lee | Jun 1987 | |
4825876 | Beard | May 1989 | |
4873986 | Wallace | Oct 1989 | |
4920972 | Frank et al. | May 1990 | |
5086777 | Hishii | Feb 1992 |
Entry |
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NAMIC.RTM.Perceptor.TM. DT Brochure, Jul. 1991. |