This is a divisional of application Ser. No. 09/025,301 filed Feb. 18, 1998, now U.S. Pat. No. 6,026,819.
Number | Name | Date | Kind |
---|---|---|---|
3097991 | Miller et al. | Jul 1963 | |
3112160 | Rush | Nov 1963 | |
3176345 | Powell | Apr 1965 | |
3192562 | Powell | Jul 1965 | |
3276944 | Levy | Oct 1966 | |
3355520 | Maloney et al. | Nov 1967 | |
3377220 | Berger et al. | Apr 1968 | |
3474051 | Chappelear et al. | Oct 1969 | |
3595245 | Buntin et al. | Jul 1971 | |
3615995 | Buntin et al. | Oct 1971 | |
3637447 | Berger | Jan 1972 | |
3825379 | Lohkamp et al. | Jul 1974 | |
3856025 | Sato | Dec 1974 | |
3972759 | Buntin | Aug 1976 | |
4107243 | Stearns et al. | Aug 1978 | |
4173504 | Tomioka et al. | Nov 1979 | |
4189338 | Ejima et al. | Feb 1980 | |
4260565 | D'Amico et al. | Apr 1981 | |
4323626 | Kunimune et al. | Apr 1982 | |
4355995 | Berger | Oct 1982 | |
4380570 | Schwarz | Apr 1983 | |
4406850 | Hills | Sep 1983 | |
4422266 | Brody | Dec 1983 | |
4442057 | Brody | Apr 1984 | |
4518744 | Brody | May 1985 | |
4522884 | Brody | Jun 1985 | |
4632861 | Vassilatos | Dec 1986 | |
4634739 | Vassilatos | Jan 1987 | |
4731215 | Schwarz | Mar 1988 | |
4795688 | Misumi et al. | Jan 1989 | |
4869275 | Berger | Sep 1989 | |
5082720 | Hayes | Jan 1992 | |
5509430 | Berger | Apr 1996 | |
5607766 | Berger | Mar 1997 | |
5620641 | Berger | Apr 1997 | |
5633082 | Berger | May 1997 | |
5733825 | Martin et al. | Mar 1998 | |
5811186 | Martin et al. | Sep 1998 | |
6026819 | Berger | Feb 2000 |