Number | Name | Date | Kind |
---|---|---|---|
D358159 | Lai | May 1995 | |
3896496 | LeBlanc et al. | Jul 1975 | |
4443893 | Yamamoto | Apr 1984 | |
4447914 | Jannard | May 1984 | |
4571748 | Carroll et al. | Feb 1986 | |
4689838 | Angermann et al. | Sep 1987 | |
5363512 | Grabos, Jr. et al. | Nov 1994 | |
5371555 | Nagel | Dec 1994 |