Number | Name | Date | Kind |
---|---|---|---|
D355661 | Hessman et al. | Feb 1995 | |
D396479 | Satran et al. | Jul 1998 | |
3882580 | Lundgren | May 1975 | |
4087193 | Mundy | May 1978 | |
4318645 | McCreery | Mar 1982 | |
4447175 | Warren | May 1984 | |
4629371 | Maeda et al. | Dec 1986 | |
5074720 | Loqvist et al. | Dec 1991 | |
5147158 | Riviere | Sep 1992 | |
5230591 | Katbi et al. | Jul 1993 | |
5383750 | Satran et al. | Jan 1995 | |
5544984 | Pantzar | Aug 1996 |